五年級(jí)英語上冊(cè) Unit 12 Fire課件 牛津上海版

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1、Module 4 firefireworkfiremenfire and heatput out fireno fireBe careful with fire.Fire can burn down a lot of trees.Fire can burn down houses.Fire can hurt people.表示“推測(cè)”的情態(tài)動(dòng)詞小結(jié)Use “must” to show that you think something is probably true. Use “might” or “could” to show that you think something is poss

2、ibly true. Use “cant ” to show that you are almost sure something is not true. 情態(tài)動(dòng)詞表示推測(cè)的用法情態(tài)動(dòng)詞表示推測(cè)的用法情態(tài)動(dòng)詞情態(tài)動(dòng)詞must，might/could， cant后接后接動(dòng)詞原形，可以表示對(duì)現(xiàn)在情況的推測(cè)。動(dòng)詞原形，可以表示對(duì)現(xiàn)在情況的推測(cè)。 情態(tài)動(dòng)詞情態(tài)動(dòng)詞漢語意思漢語意思 推測(cè)可能性推測(cè)可能性mustcould/mightcant “肯定、一定肯定、一定” 100% “不可能不可能” 0% “可能、也許可能、也許” 20-80% WhoWho is he? is he?He He cant

3、be cant be _._. 不可能是不可能是/ /一定不是一定不是He He could/might be could/might be _._. 可能是可能是/ /也許是也許是He He must be must be _._. 肯定是肯定是/ /一定是一定是 WhoWho is she? is she?She She cant be cant be _._. 不可能是不可能是/ /一定不是一定不是She She could/might be could/might be _._. 可能是可能是/ /也許是也許是She She must be must be _._. 肯定是肯定是/ /

4、一定是一定是 WhoWho is he? is he?He He cant be cant be _._. 不可能是不可能是/ /一定不是一定不是He He could/might be could/might be _._. 可能是可能是/ /也許是也許是He He must be must be _._. 肯定是肯定是/ /一定是一定是What mustnt we do?We mustnt play with the matches. We must be careful with fire.What mustnt we do?We mustnt smoke in the forest. We must be careful with our behavior.What mustnt we do?We mustnt swim in the river. We must be careful with water.What mustnt we do?We mustnt fishing in the river. We must We mustnt What must/mustnt we do ?