又是原格式成套题（原885）

12.         Darwin was not the first to advance a theory of evolution; his tremendous originality lay in the fact that he proposed the idea of natural selection as the means by which evolution worked.

(A) lay in the fact that he proposed the idea

(B) lay in the fact of his proposing the idea

(C) laid in the fact of his proposing the idea

(D) laid in his proposal

(E) lay in his proposal

为什么选E不是D啊？？

16.         Adult survivors of child abuse traditionally have had little or no chance that they could get their symptoms recognized and treated.

(A) that they could get their symptoms recognized and treated

(B) to recognize and treat their symptoms

(C) of getting their symptoms recognized and treated

(D) of recognizing and treating symptoms（C）

(E) of getting his or her symptoms recognized and treated

为什么是C不是B啊？

20.         Studies of circadian rhythms can be applied to problems ranging from chronic insomnia in frequent transcontinental air travelers to workers in all-night plants being inefficient.

(A) to workers in all-night plants being inefficient

(B) toward workers in all-night plants being inefficient

(C) to workers in all-night plants who are inefficient

(D) to combat worker inefficiency in all-night plants（E）

(E) to decreased efficiency among workers in all-night plants

我选了D