[求助]prep 1-53 seems no discussion before..

ilovecushi

53. The ability of scientists to provide models of the atmosphere’s complex responses to changing conditions, like seasonal and daily cycles or different planetary conjunctions, have become ever more accurate.

A.  The ability of scientists to provide models of the atmosphere’s complex responses to changing conditions, like seasonal and daily cycles or different planetary conjunctions, have become ever more accurate.

B.  The ability of scientists has become ever more accurate in providing models of the atmosphere’s complex responses to changing conditions, such as seasonal and daily cycles or different planetary conjunctions.

C.  Scientists have become able to provide ever more accurate models of the atmosphere’s complex responses to such changing conditions as seasonal and daily cycles or different planetary conjunctions.

D.  Scientists have become ever more accurate in their ability for providing models of the atmosphere’s complex responses to changing conditions, like seasonal and daily cycles or different planetary conjunctions.

E.  Scientists’ ability to provide models of the atmosphere’s complex responses to such changing conditions as seasonal and daily cycles or different planetary conjunctions have become ever more accurate.

A: like不能用来举例；have改成has

B: the ability of .. in doing 错
  ，应该是to do

C: correct

D: the ability for doing错；like不能用来举例

E: have改成has

注意：

1、has the ability of sb to do

be able to do

be capable of doing

has the capability to do/of doing

the possibility of doing

答案是C 但是 不是說 be able to的用法不好嗎?

[此贴子已经被作者于2007-10-22 4:32:24编辑过]

ilovecushi

somebody there~~  please~

lisy

be able to没啥不好啊，GMAC不喜欢没有生命的东西be able to，但是scientists是有生命的人啊