2020-2021学年高中英语人教版必修3随堂演练-2-2.docx

随堂演练
准时体验 巩固提升
Ⅰ.选择恰当的情态动词填空
1．have to, must
①It's late now. I ________ go home.
②He thought he ________ give up smoking because of the constant cough.
③I ________ stay at home and take care of my old grandma.
答案　①have to/must　②had to　③must
2．must, can
①The ground is wet. It ________ have rained last night.
②That ________ not be our headmaster, for he has just gone abroad.
答案　①must　②can
3．must, may, can
①He ________ come this afternoon, but I am not sure. He is always busy.
②You ________ not let the children play on the street; It's dangerous.
③________ you speak Russian?
答案　①may　②must　③Can
4．don't have to/needn't, mustn't
①— Must I hand in the composition today?
— No, you ________. You can do it tomorrow.
②As students, you ________ break school rules.
答案　①don't have to/needn't　②mustn't
Ⅱ.翻译句子
1．今日下午我不得不参与一个重要的会议。(have to)
_______________________________________________________
答案　I have to attend an important meeting this afternoon.
2．他无需担忧这件事。(need)
_______________________________________________________
答案　He needn't worry about it.
3．你原来不必提起这件事。(needn't have done)
_______________________________________________________
答案　You needn't have mentioned it.
4．我们必需找一个阻挡甲型H1N1流感快速传播的方法。(must)
_______________________________________________________
答案　We must find a good method to prevent A(H1N1) flu from spreading quickly.
5．这事早应当做完的。(ought to)
_______________________________________________________
答案　It ought to have been done long ago.