Robots－Grammar课件.ppt

1. Having a trip abroad is certainly good for the old couple, but it remains____ whether they will enjoy it. A. to see B. to be seen C. seeing D. seen 2. I hurried to the meeting hall, only____ that the meeting had been put off. A. to tell B. to be told C. telling D. told 3. Do let your mother know all the truth, she appears____ everything. A. to tell B. to be told C. to be telling D. to have been told 4. Little Tom should love____ to the theater this evening. A. to be taken B. to take C. being taken D. taking 5. It is said that plastics can be used to____ many things. Now people are used to____ plastics products. A. make; using B. making; using C. making; use D. make; use 6. With a lot of problems____, the newly-elected president is having a hard time. A. settled B. settling C. to settle D. being settled 7. He___ and was made to repeat it. A. didn’t understand B. didn’t be understood C. wasn’t understand D. wasn’t understood 8. The pupils here____ all kinds of exercises every day in the past four weeks. A. kept busy doing B. keep on doing C. have kept busy doing D. have been kept busy doing 9. Visitors____ not to touch the exhibits. A. will request B. request C. are requesting D. are requested 10. In some parts of the world, tea ____ with milk and sugar. A. is serving B. is served C. serves D. served * Revision of  The passive Infinitive 不定式语法? 不定式的时态和语态 不定式有时态和语态的变化，时态共四种，即一般式、完成式、进行式和完成进行式。语态分为主动语态和被动语态，如下表所示。 / to have been doing 完成进行式 / to be doing 进行式 to have been done to have done 完成式 to be done to do 一般式 被动语态 主动语态 语态 时态 当动词不定式的逻辑主语是动词不定式所表示的动作的执行者时用主动语态；当动词不定式的逻辑主语是动