section 2-section4

applemusic · 发表于 2003-12-17 00:21:00

21.    According to surveys by the National Institute on Drug Abuse, about 20 percent of young adults used cocaine in 1979, doubling those reported in the 1977 survey.

(A) doubling those reported in the 1977 survey
(B) to double the number the 1977 survey reported
(C) twice those the 1977 survey reported
(D) twice as much as those reported in the 1977 survey
(E) twice the number reported in the 1977 survey
答案时5，我不明白句子的结构，twice在这里是做谓语动词么，如果是的话，那么什么事主语呢，还有，3为什么就不可以。

23.    Europeans have long known that eating quail sometimes makes the eater ill, but only recently has it been established that the illness is caused by a toxin present in the quail’s body only under certain conditions.
(A) Europeans have long known that eating quail sometimes makes
(D) It has long been known to Europeans that quail eating will sometimes make
答案是1，但是4，不是更能后面的并列结构对应么？

For many people, household labor remains demanding even if able to afford household appliances their grandparents would find a miracle.
(C) even if they can afford household appliances their grandparents would have found miraculous
(D) although they could afford household appliances their grandparents would find miraculous

答案给3，我觉得4好

Originally published in 1950, Some Tame Gazelle was Barbara Pym’s first novel, but it does not read like an apprentice work.
(A) does not read like an apprentice work
(E) reads unlike an apprentice work

答案是1，5不是更简洁么？

    According to United States Air Force officials, a cannon shooting dead chickens at airplanes has proved helpful to demonstrate what kind of damage can result when jets fly into a flock of large birds.
(A) shooting dead chickens at airplanes has proved helpful to demonstrate
(E) that shoots dead chickens at airplanes has proved helpful in demonstrating
1和5之间怎么选择，答案给5，

    Framed by traitorous colleagues, Alfred Dreyfus was imprisoned for twelve years before there was exoneration and his freedom.
(B) he was to be exonerated with freedom
(C) being exonerated and freed
before后面应该根什么，是句子还是短语，我选的2答案是3

Many psychologists and sociologists now contend that the deliberate and even brutal aggression integral to some forms of competitive athletics increase the likelihood of imitative violence that erupts among crowds of spectators dominated by young adult males.
(A) increase the likelihood of imitative violence that erupts
(B) increase the likelihood that there will be an eruption of imitative violence
(C) increase the likelihood of imitative violence erupting
(D) increases the likelihood for imitative violence to erupt
(E) increases the likelihood that imitative violence will erupt
这句话的主语是什么，为什么要选，单数的谓语动词

applemusic · 发表于 2003-12-17 00:27:00

先在还不怎么会用，明天再发一定注意格式

section 2-section4

section 2-section4

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