01Obligaciones con have to
Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
He has to sign in.A2
Must, have to y should: ejercicios
Sobre esta lección
Must, have to y should · A2. Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
Practica Must, have to y should en situaciones breves. Lee la pista, elige o escribe una forma y revisa la explicación. El nivel es una orientación editorial.
12 preguntas
Guárdalo para encontrarlo en Mi colección.
Mapa de conceptos
Empezar a practicarMust, have to and should
02Prohibido o no necesario
Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos.
You must not park here.03Consejos con should
Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción.
You should check the address.Guía ilustrada
01 / 12D01Guárdalo para encontrarlo en Mi colección.
The rule says all staff have to wear badges. Nina ___ to wear one too.
Complete the sentence using the have to pattern for obligation.
Tu ruta de aprendizaje
01
Paso 1 · Calentamiento
0/3Calentamiento
02
Paso 2 · Practicar la habilidad
0/2Obligaciones con have to
Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
He has to sign in.03
Paso 3 · Practicar la habilidad
0/1Prohibido o no necesario
Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos.
You must not park here.04
Paso 4 · Practicar la habilidad
0/1Consejos con should
Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción.
You should check the address.05
Paso 5 · Nuevos contextos
0/3Nuevos contextos
06
Paso 6 · Un nuevo reto
0/2Un nuevo reto
Repasos de esta unidad
0Haz que los errores sirvan.
Conserva el primer intento, entiende el cambio y compruébalo en otra situación.
Aún no hay repasos. Prueba un calentamiento corto.
Mapa de la lección
A2Must, have to y should
Puntos de la lección
Obligaciones con have to
Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
He has to sign in.Prohibido o no necesario
Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos.
You must not park here.Consejos con should
Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción.
You should check the address.Preguntas y respuestas
Abrir una respuesta registra ayuda para esa pregunta.
The rule says all staff have to wear badges. Nina ___ to wear one too.
Complete the sentence using the have to pattern for obligation.
- does
- has
- have
- is
Respuesta y explicación
has
Mira «The rule says all staff have to wear badges. Nina ___ to wear one too.». Have to expresa obligación: has to con he/she/it y have to con I/you/we/they. Oración completa: «The rule says all staff have to wear badges. Nina has to wear one too.».
It is optional to bring lunch. You ___ bring it.
Choose the option that completes the gap in this situation.
- do not have to
- must not
- are forbidden to
- cannot
Respuesta y explicación
do not have to
Mira «It is optional to bring lunch. You ___ bring it.». Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos. Oración completa: «It is optional to bring lunch. You do not have to bring it.».
My advice is to rest. You should ___ a break. (take)
Choose the option that completes the gap in this situation.
- to take
- takes
- taking
- take
Respuesta y explicación
take
Mira «My advice is to rest. You should ___ a break. (take)». Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción. Oración completa: «My advice is to rest. You should take a break. (take)».
I ___ to show my ticket before entering. (have)
Complete the gap. Write only the missing word or words.
Respuesta y explicación
have
Oración de referencia: «I have to show my ticket before entering. (have)». Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
The sign says entry is forbidden. You ___ enter.
Choose the option that completes the gap in this situation.
- do not have to
- need not
- are allowed to
- must not
Respuesta y explicación
must not
Mira «The sign says entry is forbidden. You ___ enter.». Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos. Oración completa: «The sign says entry is forbidden. You must not enter.».
For safety, you should not ___ while driving. (text)
Choose the option that completes the gap in this situation.
- to text
- texting
- text
- texts
Respuesta y explicación
text
Mira «For safety, you should not ___ while driving. (text)». Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción. Oración completa: «For safety, you should not text while driving. (text)».
Each player ___ to arrive by eight. (have)
Complete the gap. Write only the missing word or words.
Respuesta y explicación
has
Oración de referencia: «Each player has to arrive by eight. (have)». Have to expresa obligación: has to con he/she/it y have to con I/you/we/they.
The children ___ to wait for a teacher. (have)
Complete the sentence using the have to pattern for obligation.
- have
- are
- has
- does
Respuesta y explicación
have
Mira «The children ___ to wait for a teacher. (have)». Have to expresa obligación: has to con he/she/it y have to con I/you/we/they. Oración completa: «The children have to wait for a teacher. (have)».
The museum is free today. You ___ pay.
Choose the option that completes the gap in this situation.
- do not have to
- must not
- are forbidden to
- cannot
Respuesta y explicación
do not have to
Mira «The museum is free today. You ___ pay.». Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos. Oración completa: «The museum is free today. You do not have to pay.».
If you want better sleep, you should ___ less coffee. (drink)
Complete the gap. Write only the missing word or words.
Respuesta y explicación
drink
Oración de referencia: «If you want better sleep, you should drink less coffee. (drink)». Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción.
Touching the cable is prohibited. You ___ touch it.
Choose the option that completes the gap in this situation.
- do not have to
- need not
- must not
- are allowed to
Respuesta y explicación
must not
Mira «Touching the cable is prohibited. You ___ touch it.». Must not significa prohibido; do not have to significa que no es necesario. Son sentidos distintos. Oración completa: «Touching the cable is prohibited. You must not touch it.».
You look ill. You should ___ a doctor. (see)
Complete the gap. Write only the missing word or words.
Respuesta y explicación
see
Oración de referencia: «You look ill. You should see a doctor. (see)». Should + verbo base da consejo; should not/shouldn’t + verbo base desaconseja una acción.