高二選修7unit2robots-grammar(完整版)
【正文】 不定式的時態(tài)和語態(tài) 不定式有時態(tài)和語態(tài)的變化 ，時態(tài)共四種 ， 即一般式 、 完成式 、進行式和完成進行式 。 例如： He is hard to convince. He is an impossible person to work with． “ too— to do。 I have three motors to repair today. The task is difficult to finish on time. 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 Exercise B 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 B 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 C. making。 如： The problem is too difficult to work out (to be worked out)． The house is big eno
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