16. Only then _______ how much damage had been caused. (2006陜西卷)

A. she realized    B. she had realized   C. had she realized    D. did she realize

【答案】D。

【考點(diǎn)】考查倒裝句式。

【解析】當(dāng)“only+狀語”置于句首時(shí)，其后句子要用倒裝語序，如：Only then did he realize that he was wrong. 到那時(shí)他才意識(shí)到他錯(cuò)了。Only in this way are you able to do it well.  你只有用這種方法才能把它做好。

17. Faced with a bill for $10, 000, _______. (2006陜西卷)

A. John has taken an extra job        B. the boss has given john an extra job

C. an extra job has been taken       D. an extra job has been given to John

【答案】A。

【考點(diǎn)】考查非謂語動(dòng)詞用法。

【解析】根據(jù)“分詞作狀語其邏輯主語應(yīng)與句子主語一致”的原則，只有A才是對(duì)的。

18. He hurried to the booking office only _______ that all the tickets had been sold out. (2006陜西卷)

A. to tell                B. to be told           C. telling                D. told

【答案】B。

【考點(diǎn)】考查非謂語動(dòng)詞用法。

【解析】only后接不定式表示出人意料的結(jié)果，又如：I arrived at the shop only to find I’d left all my money at home. 我到商店卻發(fā)現(xiàn)錢全放在家里。

19. As you worked late yesterday, you _______ have come this morning. (2006陜西卷)

A. mayn’t              B. can’t                  C. mustn’t             D. needn’t

【答案】D。

【考點(diǎn)】考查情態(tài)動(dòng)詞用法。

【解析】將四個(gè)選項(xiàng)分別填入句中，只有填needn’t(不必)時(shí)意思最通順。

20. This is a very interesting book. I’ll buy it, _______. (2006陜西卷)

A. how much may it cost                   B. no matter how it may cost

C. however much it may cost           D. how may it cost

【答案】C(http://www.hz123456.com/)。

【考點(diǎn)】考查狀語從句。

【解析】however much it may cost為讓步狀語從句，相當(dāng)于no matter how much it may cost。又如：However much he eats, he never gets fat. 無論他吃多少, 他都不發(fā)胖。

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