情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)

1、含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)1.Teenagers should be allowed to go out .2.16-year-olds should be allowed to drive.3.16-year-olds should be allowed to get their ears pierced.4.16-year-olds should be allowed to choose their own clothes.含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)can, could (能；會(huì)能；會(huì)), may; might (可以可以) must(必須必須), should

2、(應(yīng)該應(yīng)該), would(愿意愿意)have to(必須；不得不必須；不得不), had better(最好做最好做) can/could must should may/might had better have to 情態(tài)動(dòng)詞情態(tài)動(dòng)詞+be +過(guò)去分詞過(guò)去分詞情態(tài)動(dòng)詞情態(tài)動(dòng)詞+not + be + 過(guò)去分詞過(guò)去分詞 can/could must should may/might had better情態(tài)動(dòng)詞情態(tài)動(dòng)詞+ 主語(yǔ)主語(yǔ)+ be + 過(guò)去分詞過(guò)去分詞 Can/Could Must Should May疑問(wèn)詞疑問(wèn)詞+情態(tài)動(dòng)詞情態(tài)動(dòng)詞+ 主語(yǔ)主語(yǔ)+ be + 過(guò)去分詞過(guò)去分詞 can/

3、could must should may/mightWe should allow teenagers to watch TV on Sunday. Teenagers should be allowed to watch TV on Sunday( by us) .People may catch fish in the river.Fish may be caught in the river (by people).1.My mother can cook delicious meals. Delicious meals can be cooked by my mother.2. St

4、udents will use these textbooks next term. These textbooks will be used next term.3. You should water trees often . Trees should be watered often .4.You must not plant trees in very dry earth .Trees must not be planted in very dry earth. 1.I can finish the work. The work can be finished by me.一般問(wèn)句一般

5、問(wèn)句： Can the work be finished by you?2.We should plant many more trees. Many more trees should be planted by us.一般問(wèn)句：一般問(wèn)句： Should many more trees be planted by us?Teenagers should be allowed to drive the car .3.Parents should allow teenagers to drive the car.一般問(wèn)句：一般問(wèn)句： Should teenagers be allowed to

6、drive the car ?Trees must be watered every day.4.They must water trees every day.一般問(wèn)句：一般問(wèn)句： Must trees be watered every day?Sixteen-year-olds should be allowed to drive.(改為否定句改為否定句)Sixteen-year-olds shouldnt be allowed to drive.I think the work should be done at once.(改為否定句改為否定句)I dont think the wor

7、k should be done at once.1.The flowers _often. A. must be water B. must be watered C. must watered D. must water2. The books may_ for two weeks. A. be kept B. be borrowed C. keep D. borrow3 The broken bike_ here by Mr Smith. A. can mend B. can mended C. can be mend D. can be mended4.Young trees shou

8、ld _ every year. A. be plantedB. planted C. plant D. are planted1. Food safety is very important. More rules should _ in China.A make B be making C be made2. Teenagers _ allowed to drive.A. should not be B should be not C not should be3.Its difficult to get to the other side of the river.i think a bridge _ over the river.A should be built B should built C