五.高中英语语法之情态动词.pptVIP

3.Shall用于第三人称，表示在条约，规定，法令等文件中表示义务或规定，意为“应”、“必须”。  The school rules state that no child shall be allowed out of the school during the day, unless accompanied by an adult. --- __ I tell Mary the test results? --- No, you____. She’s already got the score. A. Will; won’t B. Shall; needn’t C. May; mustn’t D. Can; don’t The room is so dirty. We clean it? A. will B. shall C. would D. do 高考题 7.Making offers (提供帮助): Don’t worry, dear. I will wash them right away will/would: 1. 表示请求、建议等，would比will委婉客气。 2.表示意志、愿望和决心 I will never do that again. 3.可表示经常性、习惯性、倾向性。翻译为“经常、惯于、总是”。 The old man would have a smoke under a big tree every afternoon after he finished his farm work. 8.Giving advice (提出意见): You should not/ought not to eat so much before running. should: 1.Should表示劝告、建议、命令，其同义词是ought to；在疑问句中，通常用should代替ought…to。 Should I open the window? 2.情态动词should用于第一人称时可以表示说话人的一种谦逊、客气、委婉的语气。  Rose—Sure. By the way, who is your idol? Jack—Liu Xiang, I should say. 3. should表示意外或惊讶 常译为“居然，竟然”。 I can’t believe such a gentleman should be so rude to the old. 高考题 It’s nearly eight o’clock. Mike _____ be here at any moment. A. need B. has to C. should D. can It’s nearly seven o’clock . Jack ___be here at any moment. A. must B. need C. should D. could When can I come for the photos? I need them tomorrow afternoon. --They ___ be ready by 12:00. A. can B. should C. might D. need 翰林院 情态动词是一种特殊的动词，主要用以表明说话者对某一行为的态度和观点，主要包括揣测、判断、需要、可能、各种意愿等。 一. We use modal verbs to talk about: 1. Ability （能力） 2. Obligation （义务） 3. Certainty （可能性） 4. Permission （允许） 二.We also use modal verbs to: 5. Make requests（提出请求） 6. Make suggestions（提出建议） 7. Make offers（提供帮助） 8. Give advice（提出意见） 一.Ability (能力): 能力 can could Be able to If you have a good sleep, you will be able to work out this problem. Liu Xiang can run the 110m hurdle race within 13 seconds. can/could: 1. can 一般表示与生俱来的能力或者一种客观可能性,还可以表示请求和允许 。 Man can not