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МатематикаВопрос:
Ryan You have to / needn't climb out of the window. But slowly! You 'don't have to / must be careful.
Ответ:
В первом предложении подходит модальный глагол needn't, так как он выражает отсутствие необходимости что-либо делать.
Во втором предложении подходит модальный глагол must, так как он выражает совет или рекомендацию.
Ответ: needn't; must
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- Ryan Yes. But you don't have to / must start again. Just press 'B' to continue.
- Ryan Well, we have to / needn't play this game. I've got lots of others ...
- Alice No, no. I mustn't / needn't give up. Do I press 'B' again?
- 2 Complete the sentences with mustn't or don't / doesn't have to. 1 He's a brilliant student-he __________ work hard to get good marks.
- 2 You can stay up late, but you __________ make a lot of noise and wake up your sister.
- 3 We __________ forget the name of our hotel.
- 4 She always pays by credit card so that she __________ carry a lot of money with her.
- 5 You __________ tell Jack about the party - it's a secret!
- 6 The bus leaves at 9 a.m. exactly, so you __________ be late.
- 7 We __________ wear a uniform to school, but we wear jeans or trainers.
- 4 Decide whether must or have to is better in these sentences. 1 The new Bond film is fantastic. You have to / must see it!
- 2 I'm not very good at this video game. I have to / must practise.
- 3 This app is quite expensive because you have to / must pay extra for each new level.
- 4 Jack was upset about missing the film night. We have to / must invite him next time.
- 5 You can't buy that game in shops any more - you have to / must download it from the website.
- 5 Write sentences about rules at school. Use have to, must and needn't and the ideas below. If you can, add your own ideas. arrive at school on time be quiet in the corridors eat snacks in class hand in homework on time have lunch in the canteen use a mobile phone in class wear a school uniform
