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21. The fifth generation computers, with artificial intelligence, _C_ and perfected now.
A) developed B have developed C are being developed D will have been developed
22. This ticket _C_ you to a free meal in our new restaurant.
A gives B grants C entitles D credits
A,B兩項都要加雙賓語，結(jié)構(gòu)為：gives / grants sb. sth.
entitle sb. to sth. 使某人有權(quán)得到某物； credit A to B 相信A是由B造成的。
相信飛機失事是由飛行員錯誤造成的。 Credit the crash to the pilot's mistake.
crash 墜落，墜毀（專指飛機失事）； collision 碰撞（強調(diào)兩個物體碰撞，如火車、汽車等）。
we are sorry, very sorry, terribly sorry, awfully sorry.
23. You _D_ her in her office last Friday; she's been out of town for two weeks.
A needn't have seen B must have seen
C might have seen D can't have seen
24. That was so serious a matter that I had no choice but _D_ the police.
A called in B calling in C call in D to call in
have no choice but to do sth. 別無選擇，只能做...
25. She was so _B_ in her job that she didn't hear anybody knocking at the door.
A attracted B absorbed C drawn D concentrated
be attracted by 被…所吸引； be absorbed in 全神貫注（專注）于做…
be drawn in 被誘騙（誘使）做... ； concentrate on 專注于。
I was simply drawn in. 我是被誘騙上鉤的。
27. At first, the speaker was referring to the problem of pollution in the country, but halfway in her speech, she suddenly _B_ to another subject.
A committed B switched C favoured D transmitted
switch to another subject 轉(zhuǎn)換話題； switch to another channel 轉(zhuǎn)換頻道。
28. It is politely requested by the hotel management that radios _C_ after 11 o'clock at night. [虛擬語氣]
A were not played B not to play C not be played D did not play
29. Although I like the appearance of the house, what really made me decide to buy it was the beautiful _D_ through the window.
A vision B look C picture D view
view n. 景色，風(fēng)景，視野，視域。
30. Cancer is second only _B_ heart disease as a cause of death.
A of B to C with D from
具有比較意味的形容詞都要與介詞to搭配。
32. The manager needs an assistant that he can _A_ to take care of problems in his absence. [in his absence 在某人不在場的情況下]
A count on B count in C count up D count out
presence n. 到場，出席； in one’s presence 在某人在場的情況下。
count on=depend on 指望，依靠，依賴； count up 算出總數(shù)；
count in 把…算在內(nèi)； count out 把...排除在外。
33. The organization had broken no rules, but _A_ had it acted responsibly.
A neither B so C either D both
34. We gave out a cheer when the red roof of the cottage came _D_ view.
A from B in C before D into
come into view 進入視野，進入眼簾。 cheer n. 歡呼； cheers 干杯；
cheer-team 拉拉隊； cheer-leader 拉拉隊長。英語中為了…干杯用介詞to引起。
to your health 為了你的健康干杯； to friendship為了友誼干杯。 bottom up 先干了。
35. They took _D_ measures to prevent poisonous gases from escaping.
A fruitful B beneficial C valid D effective
take effective measures 采取有效措施。 valid adj. 有效的，成立的。
36. Doing your homework is a sure way to improve your test scores, and this is especially true _A_ it comes to classroom tests.
A when B since C before D after
sure 做定語時表示“可靠的、穩(wěn)妥的”。 come to 談到，提及。
37. Careful surveys have indicated that as many as 50 percent of patients do not take drugs _D_ directed.
A like B so C which D as
drug n. 藥品，毒品。 gay adj. 放蕩的，快樂的； n. 同性戀者，尤指男性同性戀。
so后面加過去分詞表示一種程度。 as后面加過去分詞時表示“如同…那樣，正如…那樣”。
21. The fifth generation computers, with artificial intelligence, _C_ and perfected now.
A) developed B have developed C are being developed D will have been developed
22. This ticket _C_ you to a free meal in our new restaurant.
A gives B grants C entitles D credits
A,B兩項都要加雙賓語，結(jié)構(gòu)為：gives / grants sb. sth.
entitle sb. to sth. 使某人有權(quán)得到某物； credit A to B 相信A是由B造成的。
相信飛機失事是由飛行員錯誤造成的。 Credit the crash to the pilot's mistake.
crash 墜落，墜毀（專指飛機失事）； collision 碰撞（強調(diào)兩個物體碰撞，如火車、汽車等）。
we are sorry, very sorry, terribly sorry, awfully sorry.
23. You _D_ her in her office last Friday; she's been out of town for two weeks.
A needn't have seen B must have seen
C might have seen D can't have seen
24. That was so serious a matter that I had no choice but _D_ the police.
A called in B calling in C call in D to call in
have no choice but to do sth. 別無選擇，只能做...
25. She was so _B_ in her job that she didn't hear anybody knocking at the door.
A attracted B absorbed C drawn D concentrated
be attracted by 被…所吸引； be absorbed in 全神貫注（專注）于做…
be drawn in 被誘騙（誘使）做... ； concentrate on 專注于。
I was simply drawn in. 我是被誘騙上鉤的。
27. At first, the speaker was referring to the problem of pollution in the country, but halfway in her speech, she suddenly _B_ to another subject.
A committed B switched C favoured D transmitted
switch to another subject 轉(zhuǎn)換話題； switch to another channel 轉(zhuǎn)換頻道。
28. It is politely requested by the hotel management that radios _C_ after 11 o'clock at night. [虛擬語氣]
A were not played B not to play C not be played D did not play
29. Although I like the appearance of the house, what really made me decide to buy it was the beautiful _D_ through the window.
A vision B look C picture D view
view n. 景色，風(fēng)景，視野，視域。
30. Cancer is second only _B_ heart disease as a cause of death.
A of B to C with D from
具有比較意味的形容詞都要與介詞to搭配。
32. The manager needs an assistant that he can _A_ to take care of problems in his absence. [in his absence 在某人不在場的情況下]
A count on B count in C count up D count out
presence n. 到場，出席； in one’s presence 在某人在場的情況下。
count on=depend on 指望，依靠，依賴； count up 算出總數(shù)；
count in 把…算在內(nèi)； count out 把...排除在外。
33. The organization had broken no rules, but _A_ had it acted responsibly.
A neither B so C either D both
34. We gave out a cheer when the red roof of the cottage came _D_ view.
A from B in C before D into
come into view 進入視野，進入眼簾。 cheer n. 歡呼； cheers 干杯；
cheer-team 拉拉隊； cheer-leader 拉拉隊長。英語中為了…干杯用介詞to引起。
to your health 為了你的健康干杯； to friendship為了友誼干杯。 bottom up 先干了。
35. They took _D_ measures to prevent poisonous gases from escaping.
A fruitful B beneficial C valid D effective
take effective measures 采取有效措施。 valid adj. 有效的，成立的。
36. Doing your homework is a sure way to improve your test scores, and this is especially true _A_ it comes to classroom tests.
A when B since C before D after
sure 做定語時表示“可靠的、穩(wěn)妥的”。 come to 談到，提及。
37. Careful surveys have indicated that as many as 50 percent of patients do not take drugs _D_ directed.
A like B so C which D as
drug n. 藥品，毒品。 gay adj. 放蕩的，快樂的； n. 同性戀者，尤指男性同性戀。
so后面加過去分詞表示一種程度。 as后面加過去分詞時表示“如同…那樣，正如…那樣”。