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.选择恰当的情态动词填空1have to, mustIts late now. I _ go home.He thought he _ give up smoking because of the constant cough.I _ stay at home and take care of my old grandma.答案have to/musthad tomust2must, canThe ground is wet. It _ have rained last night.That _ not be our headmaster, for he has just gone abroad.答案mustcan3must, may, canHe _ come this afternoon, but I am not sure. He is always busy.You _ not let the children play on the street; Its dangerous._ you speak Russian?答案maymustCan4dont have to/neednt, mustnt Must I hand in the composition today? No, you _. You can do it tomorrow.As students, you _ break school rules.答案dont have to/needntmustnt.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 neednt worry about it.3你原来不必提起这件事。(neednt have done)_答案You neednt 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.