【正文】
ff the alarm. (2020年北京春季高考 ) A. To sleep B. Sleeping C. Sleep D. Having sleep a lot of difficult problems ____,the newlyelected president is having a hard time.(2020年上海春季高考 ) A. settled B. settling C. to settle D. being settled 7. She will tell us why she feels so strongly that each of us has a role ___in making the earth a better place to live. (2020上海春季高考 ) A. to have played B. to play C. to be played D. to be playing 8. In order to gain a bigger share in the international market, many state run panies are trying ___their products more petitive. ( 2020上海春季高考 ) A. to make B. making C. to have made D. having made 。 using C. making。 常見的這類動詞有 let(出租 ), rent, hire, blame等。 如: The problem is too difficult to work out (to be worked out). The house is big enough to live in. 4.在“ with+n+to do”結(jié)構(gòu)中。 例如: There is a lot of homework to do. (也可用 to be done) There is no time to lose (to be lost). 三、不定式的主動形式表示被動 2.在“ n/ pron + be + adj + to do”結(jié)構(gòu)中。 語態(tài) 時(shí)態(tài) 主動語態(tài) 被動語態(tài)