11. You ought to know better than ____ yourself in unnecessary expense.

　　A. to involve B. involve

　　C. involving D. involved

　　【答案】A 本題考察的是固定搭配. know better than to do sth. “不至于蠢到” 句意是“你應(yīng)該不至于蠢到使自己陷入不必要的損失里吧!”

　　12. There is so much work _____ today. Would you be kind enough to lend me a hand?

　　A. having done B. to be done

　　C. being done D. will be done

　　【答案】B。本題考查的是非謂語(yǔ)。不定式表示將要去做的，還沒有做的事情。今天有如此多的工作要去做。你愿意給我?guī)蛡�(gè)忙嗎?所以選擇B。

　　13. Tom said that he wouldn’t mind__________.

　　A. to wait for us

　　B. waiting for us

　　C. wait for us

　　D. for waiting us

　　【答案】B mind作介意講后面接動(dòng)名詞,排除A,C.但mind是及物動(dòng)詞,不用介詞,故排除D.答案選B.句意是“湯姆說(shuō)他不介意等我.”

　　14. I enjoy playing basketball and then _______.

　　A. taking a bath

　　B to take a bath

　　C. take a bath

　　D took a bath

　　【答案】A 由and連接的并列句,前后應(yīng)保持一致,enjoy的賓語(yǔ)用的是動(dòng)名詞形式,同樣and 后的賓語(yǔ)也要用動(dòng)名詞形式.故選A. 句意是“我喜歡打籃球,然后洗個(gè)澡.”

　　15. The famous novel is said ___ into Chinese.

　　A. to have translated

　　B. to be translate

　　C. to have been translated

　　D. to translate

　　【答案】C。本句是動(dòng)詞不定式的完成、被動(dòng)式。當(dāng)不定式的邏輯主語(yǔ)是不定式表示的動(dòng)作的對(duì)象時(shí)(或是動(dòng)作的承受者時(shí))，不定式一般要用被動(dòng)式。不定式的完成式所表示的動(dòng)作發(fā)生在謂語(yǔ)動(dòng)作或狀態(tài)之前。如：He is not likely to have been told the result.這個(gè)結(jié)果可能還沒有告訴他。

　　16. Helen apologized for ____ to attend the party.

　　A. her not being able

　　B. her being not able

　　C. her to be not able

　　D. her not to be able

　　【答案】A 本題考察的是動(dòng)名詞的否定式. apologized for … 表示“為某事道歉”for是介詞，后面應(yīng)該接動(dòng)名詞(復(fù)合結(jié)構(gòu)),故排除C,D.動(dòng)名詞的否定形式是在動(dòng)名詞前加 not，故選 A. 句意是“海倫為她沒能去參加晚會(huì)而道歉.”

　　17._______ a teacher, one must first be a pupil.

　　A. Being B. Having been

　　C. To be D. To have been

　　【答案】 C 這句話強(qiáng)調(diào)的是目的 to就表示目的，意思是要想成為一名老師，首先必須是一個(gè)學(xué)生。A選項(xiàng)表示已經(jīng)是一位老師。

　　18.They all returned to the village ___ that the danger was over.

　　A. convincing

　　B. convinced

　　C. to convince

　　D. having convinced

　　【答案】B convinced that…=they were convinced that….“他們確信”省略了they were . 過(guò)去分詞一般修飾人,意為 “被…的”, 現(xiàn)在分詞一般修飾物,意為 “令人…的”,所以要用過(guò)去分詞. 句意是“他們回到村莊,確信危險(xiǎn)已經(jīng)結(jié)束了.”

　　19. She apologized for ____ to attend the meeting.

　　A. her being not able

　　B. her to be not able

　　C. her not to be able

　　D. her not being able

　　【答案】D.此為固定語(yǔ)序，sb.’s not doing sth., not放于doing之前。此外還有固定用法apologize to sb. for doing

　　因?yàn)槟呈孪蚰橙说狼浮?/P>

　　20. ___ anything about the accident, he went to work as well.

　　A. Not know

　　B. Know not

　　C. Knowing not

　　D. Not knowing

　　【答案】D。本句為分詞短語(yǔ)的否定式做狀語(yǔ)。