B1

Crime and safety Exercises

About this lesson

Crime and safety · B1. Distinguish “witness” (person who sees an event happen) from “suspect” (person thought possibly responsible for a crime). Read the situation before choosing; these words are not interchangeable. Additional contrast: “burglary” means entering a building illegally to steal; “robbery” means stealing through force or threats. Compare their uses in the learning cards.

Complete 24 original tasks. Use the situation to choose the intended meaning, practise the form, then apply it in a fresh context.

24 items
Save it to find it in My collection.
Vocabulary

Learning cards

1/12
witness
witness
B1
01 / 12
Save it to find it in My collection.

witness

person who sees an event happen
In a sentence

The witness asked for an interpreter before giving a statement.

The witness asked for an interpreter before giving a statement.

Useful combinations
eyewitness accountwitness a crime

Word forms & family

witnesses (n.)witnessed (v.)

Similar meanings & paraphrases

eyewitness

These match this sense. Word families can change meaning; near meanings are not always interchangeable.

Practise “eyewitness account” as a whole phrase. Here “witness” has the sense person who sees an event happen.

0 Saved words

A little clarity first

person who sees an event happen / person thought possibly responsible for a crime

Distinguish “witness” (person who sees an event happen) from “suspect” (person thought possibly responsible for a crime). Read the situation before choosing; these words are not interchangeable. Additional contrast: “burglary” means entering a building illegally to steal; “robbery” means stealing through force or threats. Compare their uses in the learning cards.

A witness described the red van.

facts or objects used to establish what happened / crime of taking property without permission

Distinguish “evidence” (facts or objects used to establish what happened) from “theft” (crime of taking property without permission). Read the situation before choosing; these words are not interchangeable. Additional contrast: “fine” means money paid as a legal penalty; “sentence” means punishment imposed by a court. Compare their uses in the learning cards.

The camera footage provided useful evidence.

action taken beforehand to reduce risk / serious situation requiring immediate action

Distinguish “precaution” (action taken beforehand to reduce risk) from “emergency” (serious situation requiring immediate action). Read the situation before choosing; these words are not interchangeable. Additional contrast: “investigation” means official examination to discover facts; “alibi” means evidence that someone was elsewhere when a crime happened. Compare their uses in the learning cards.

Locking the gate is a sensible precaution.

0/24
Questions
01 / 24D01Save it to find it in My collection.

The person saw the red van at the scene and is describing what they observed. Police do not suspect this person of the crime.

A ___ described the red van.

Your answer
1 / 24

Your learning route

01
Step 1 · Warm-up

Warm-up

0/3
02
Step 2 · Build the skill

facts or objects used to establish what happened / crime of taking property without permission

0/1

Distinguish “evidence” (facts or objects used to establish what happened) from “theft” (crime of taking property without permission). Read the situation before choosing; these words are not interchangeable. Additional contrast: “fine” means money paid as a legal penalty; “sentence” means punishment imposed by a court. Compare their uses in the learning cards.

The camera footage provided useful evidence.
03
Step 3 · Build the skill

action taken beforehand to reduce risk / serious situation requiring immediate action

0/2

Distinguish “precaution” (action taken beforehand to reduce risk) from “emergency” (serious situation requiring immediate action). Read the situation before choosing; these words are not interchangeable. Additional contrast: “investigation” means official examination to discover facts; “alibi” means evidence that someone was elsewhere when a crime happened. Compare their uses in the learning cards.

Locking the gate is a sensible precaution.
04
Step 4 · Build the skill

person who sees an event happen / person thought possibly responsible for a crime

0/1

Distinguish “witness” (person who sees an event happen) from “suspect” (person thought possibly responsible for a crime). Read the situation before choosing; these words are not interchangeable. Additional contrast: “burglary” means entering a building illegally to steal; “robbery” means stealing through force or threats. Compare their uses in the learning cards.

A witness described the red van.
05
Step 5 · New contexts

New contexts

0/9
06
Step 6 · A fresh challenge

A fresh challenge

0/8
Practice notes in this unit

Make mistakes useful.

Keep the first try. Understand the change. Check it in a fresh situation.

0

No practice notes yet. Try a short warm-up.

Questions & answers

Opening an answer records help for that question.

D01 · Warm-up

The person saw the red van at the scene and is describing what they observed. Police do not suspect this person of the crime.

A ___ described the red van.

  1. evidence
  2. theft
  3. witness
  4. suspect
Answer & explanation
witness

Look at “saw the red van”. Here we need “person who sees an event happen”: “witness”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “A witness described the red van.”.

D02 · Warm-up

Police think this person may have committed the crime, but guilt has not been proved.

The ___ answered the officer’s questions.

  1. theft
  2. precaution
  3. suspect
  4. evidence
Answer & explanation
suspect

Look at “may have committed the crime”. Here we need “person thought possibly responsible for a crime”: “suspect”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “The suspect answered the officer’s questions.”.

D03 · Warm-up

Investigators use the camera footage as information that may establish what happened.

The camera footage provided useful ___.

  1. emergency
  2. evidence
  3. theft
  4. precaution
Answer & explanation
evidence

Look at “information that may establish”. Here we need “facts or objects used to establish what happened”: “evidence”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “The camera footage provided useful evidence.”.

P01 · Build the skill

Complete the sentence with the expression that matches the stated situation.

She reported the ___ of her bicycle.

  1. precaution
  2. theft
  3. witness
  4. emergency
Answer & explanation
theft

Look at “bicycle”. Here we need “crime of taking property without permission”: “theft”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “She reported the theft of her bicycle.”.

P02 · Build the skill

Complete the sentence with the expression that matches the stated situation.

Locking the gate is a sensible ___.

  1. witness
  2. precaution
  3. suspect
  4. emergency
Answer & explanation
precaution

Look at “Locking the gate”. Here we need “action taken beforehand to reduce risk”: “precaution”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Locking the gate is a sensible precaution.”.

P03 · Build the skill

The crew rehearsed how to respond to a dangerous event needing immediate action.

The crew practised for an ___.

  1. evidence
  2. suspect
  3. emergency
  4. witness
Answer & explanation
emergency

Look at “dangerous event needing immediate action”. Here we need “serious situation requiring immediate action”: “emergency”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “The crew practised for an emergency.”.

P04 · Build the skill

Complete the sentence with the expression that matches the stated situation.

Someone saw the collision and can describe it; that person is a ___.

  1. theft
  2. witness
  3. evidence
  4. suspect
Answer & explanation
witness

Look at “Someone saw”. Here we need “person who sees an event happen”: “witness”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Someone saw the collision and can describe it; that person is a witness.”.

R01 · New contexts

Complete the sentence with the expression that matches the stated situation.

Police are investigating him but have not proved guilt; he is a ___.

  1. precaution
  2. suspect
  3. theft
  4. evidence
Answer & explanation
suspect

Look at “not proved guilt”. Here we need “person thought possibly responsible for a crime”: “suspect”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Police are investigating him but have not proved guilt; he is a suspect.”.

R02 · New contexts

Complete the sentence with the expression that matches the stated situation.

Fingerprints and recordings may be used as ___ in an investigation.

  1. theft
  2. precaution
  3. emergency
  4. evidence
Answer & explanation
evidence

Look at “Fingerprints and recordings”. Here we need “facts or objects used to establish what happened”: “evidence”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Fingerprints and recordings may be used as evidence in an investigation.”.

R03 · New contexts

Complete the sentence with the expression that matches the stated situation.

Taking a stranger’s wallet without permission is ___.

  1. precaution
  2. emergency
  3. theft
  4. witness
Answer & explanation
theft

Look at “without permission”. Here we need “crime of taking property without permission”: “theft”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Taking a stranger’s wallet without permission is theft.”.

X01 · A fresh challenge

Complete the sentence with the expression that matches the stated situation.

Wearing a helmet is a ___ against head injuries.

  1. emergency
  2. precaution
  3. suspect
  4. witness
Answer & explanation
precaution

Look at “against head injuries”. Here we need “action taken beforehand to reduce risk”: “precaution”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “Wearing a helmet is a precaution against head injuries.”.

X02 · A fresh challenge

Complete the sentence with the expression that matches the stated situation.

A fire in an occupied building is an ___, not a routine inconvenience.

  1. suspect
  2. evidence
  3. witness
  4. emergency
Answer & explanation
emergency

Look at “fire in an occupied building”. Here we need “serious situation requiring immediate action”: “emergency”. Use the stated role, not mere involvement in the event: observer, suspected offender, supporting information, unlawful taking, prevention or immediate danger. Completed sentence: “A fire in an occupied building is an emergency, not a routine inconvenience.”.

R04 · New contexts

Choose the expression that matches the situation.

Someone entered the empty house through a window and stole a computer; police recorded it as a ___.

  1. robbery
  2. fine
  3. burglary
  4. sentence
Answer & explanation
burglary

Look at “entered the empty house”. Here we need “entering a building illegally to steal”: “burglary”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “Someone entered the empty house through a window and stole a computer; police recorded it as a burglary.”.

R05 · New contexts

Choose the expression that matches the situation.

The attacker threatened the cashier with a knife and took the money in an armed ___.

  1. robbery
  2. sentence
  3. fine
  4. investigation
Answer & explanation
robbery

Look at “threatened the cashier”. Here we need “stealing through force or threats”: “robbery”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “The attacker threatened the cashier with a knife and took the money in an armed robbery.”.

R06 · New contexts

Choose the expression that matches the situation.

I received a parking ___ of fifty pounds and had to pay it within two weeks.

  1. fine
  2. investigation
  3. sentence
  4. alibi
Answer & explanation
fine

Look at “fifty pounds”. Here we need “money paid as a legal penalty”: “fine”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “I received a parking fine of fifty pounds and had to pay it within two weeks.”.

R07 · New contexts

Choose the expression that matches the situation.

The judge gave him a ___ of six months in prison.

  1. burglary
  2. sentence
  3. alibi
  4. investigation
Answer & explanation
sentence

Look at “six months in prison”. Here we need “punishment imposed by a court”: “sentence”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “The judge gave him a sentence of six months in prison.”.

R08 · New contexts

Choose the expression that matches the situation.

Police opened an ___ to establish who had started the fire.

  1. robbery
  2. alibi
  3. investigation
  4. burglary
Answer & explanation
investigation

Look at “establish who”. Here we need “official examination to discover facts”: “investigation”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “Police opened an investigation to establish who had started the fire.”.

R09 · New contexts

Choose the expression that matches the situation.

He had an ___: hotel records proved he was in another city when the theft occurred.

  1. burglary
  2. alibi
  3. fine
  4. robbery
Answer & explanation
alibi

Look at “another city”. Here we need “evidence that someone was elsewhere when a crime happened”: “alibi”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “He had an alibi: hotel records proved he was in another city when the theft occurred.”.

X03 · A fresh challenge

Choose the expression that matches the situation.

No one was home during the ___, when thieves broke in and took jewellery.

  1. fine
  2. burglary
  3. sentence
  4. investigation
Answer & explanation
burglary

Look at “broke in and took jewellery”. Here we need “entering a building illegally to steal”: “burglary”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “No one was home during the burglary, when thieves broke in and took jewellery.”.

X04 · A fresh challenge

Choose the expression that matches the situation.

Using force to take a pedestrian's wallet was treated as ___ rather than simple theft.

  1. investigation
  2. sentence
  3. alibi
  4. robbery
Answer & explanation
robbery

Look at “Using force”. Here we need “stealing through force or threats”: “robbery”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “Using force to take a pedestrian's wallet was treated as robbery rather than simple theft.”.

X05 · A fresh challenge

Choose the expression that matches the situation.

The court ordered him to pay a ___ of 300 euros for the offence.

  1. burglary
  2. investigation
  3. alibi
  4. fine
Answer & explanation
fine

Look at “pay a”. Here we need “money paid as a legal penalty”: “fine”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “The court ordered him to pay a fine of 300 euros for the offence.”.

X06 · A fresh challenge

Choose the expression that matches the situation.

After serving a two-year prison ___, she was released.

  1. robbery
  2. alibi
  3. sentence
  4. burglary
Answer & explanation
sentence

Look at “prison”. Here we need “punishment imposed by a court”: “sentence”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “After serving a two-year prison sentence, she was released.”.

X07 · A fresh challenge

Choose the expression that matches the situation.

The detective's ___ involved interviewing neighbours and examining security footage.

  1. burglary
  2. fine
  3. robbery
  4. investigation
Answer & explanation
investigation

Look at “interviewing neighbours”. Here we need “official examination to discover facts”: “investigation”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “The detective's investigation involved interviewing neighbours and examining security footage.”.

X08 · A fresh challenge

Choose the expression that matches the situation.

The suspect's ___ placed her at work, far from the crime scene at the relevant time.

  1. sentence
  2. alibi
  3. robbery
  4. fine
Answer & explanation
alibi

Look at “far from the crime scene”. Here we need “evidence that someone was elsewhere when a crime happened”: “alibi”. Entering a building to steal differs from taking by force or threat. Separate those acts from a financial penalty, court punishment, inquiry or proof of being elsewhere. Completed sentence: “The suspect's alibi placed her at work, far from the crime scene at the relevant time.”.