1 Complete the gaps. I've got my mobile phone with me. He's/She's his credit card. We've/They've the bag. ? I haven't He/She hasn't We/They _you_ he/she we/they my watch with me. his money. the keys. a phone card? her camera? the photos?
Respuestas a la pregunta
Respuesta correcta: no tienes que
➪ La oración significa que no necesitas disculparte, no hay obligación. Usamos don't have to cuando podemos hacer algo, pero no es necesario.
2Tú[sin respuesta] Wrongcuéntale al jefe lo que pasó, o te despedirá.
Respuesta correcta: mustn't ➪
Usamos must't porque es necesario que no le digas al jefe; no puedes hacerlo
3yo[sin respuesta] Wrongusa una corbata; Lo hago porque me gusta usar corbatas.
Respuesta correcta: no tengo que
➪ Decimos no tengo que porque no necesito usar corbata, no hay obligación.
4Tú[sin respuesta] Wrongfuma aquí; No se permite fumar.
Respuesta correcta: mustn't
➪ Usamos mustn't porque es una prohibición.
5yo[sin respuesta] Wrongllegar tarde. Es la reunión más importante del año.
Correct answer: mustn't
➪ We use mustn’t because it’s necessary for me not to be late.
6You [no answer] Wrong go now; you can stay a bit longer.
Correct answer: don't have to
➪ We use don't have to because it's not necessary for you to go, there's no obligation.
7Visitors to the zoo [no answer] Wrong feed the animals.
Correct answer: mustn't
➪ We use mustn't because it's a prohibition.
8You [no answer] Wrong drive so fast; we have a lot of time.
Correct answer: don't have to
➪ We use don't have to because the sentence says that you can drive fast, but it's not necessary because we have time.
9We [no answer] Wrong cook more; there's enough food.
Correct answer: don't have to
➪ We use don't have to because we can cook more but it's not necessary; there is no obligation.