人教课标高一必修3Unit1FestivalsaroundtheworldGrammar课件(共50张PPT)要点.ppt

Will you type this, please? 请打印这个, 好吗？ ? Won’t you sit down? 请坐下, 好吗？ 3. would比will客气委婉。 e.g. Would you help us, please? 请您帮助我们，好吗？ （表请求） I’d go there with you. 我要和你一块到那儿去。? Teacher wouldn’t allow it. 老师不会允许这件事。 （表意愿） （表许可） shall和should 1. shall用于构成将来时是助动词。 shall用于征求对方的意见，表示“决 心”是情态动词。 e.g. Perhaps I shall pay a visit to England this winter. 可能今年冬天我会去英国观光。 （构成一般将来时, 助动词） Shall we go by train, Mom? 妈妈，我们乘火车去好吗？ （用于征求对方的意见，情态动词） I shall go at once. 我必须立即去。 （表“决心”，情态动词） shall可以用于第一、三人称的疑问句，表示征求意见或许可；还可用于第二、三人称的陈述句中，表示允诺、警告、命令或威胁等。 e.g. You shall be punished if you break the rule. * * Modal verbs such as may, might, will, would, can, could, shall, should, and must are used for many purposes. Find the sentences in the reading passage that use modal verbs. 1 Most ancient festivals would celebrate the end of cold weather, … 2 Sometimes celebrations would be held after hunters had caught animals. 3 At that time people would starve if food was difficult to find 4 …or to satisfy the ancestor, who might return either to help or to do harm. 5 For the Japanese festival Obon, people should go to clean graves… 6 …this will lead the ancestor back to earth. 7 It is now a children’s festival, when they can dress up and go… 8 …the children might play a trick on them. 9 Festivals can also be held to honour famous people. 10 Harvest and Thanksgiving festivals can be very happy events. 11 In European countries, people will usually decorate … and will get together… 12 Some people might win awards for their… 13 At the Spring Festival in China, people… may give children lucky money in red paper. 14 These carnivals might include parades, dancing in the streets… Read the sentences below and discuss with a partner how each of these modal verbs is being used in the situations. Use the suggestions in the