旧prep 2-51 句子结构~

winow

51.        (27188-!-item-!-188;#058&003462)

Studies that have compared the different types of insects in coffee plantations and tropical forests have reported either finding a similar or a greater variety in plantations.

(A) and tropical forests have reported either finding a similar or a

(B) with those of tropical forests have either reported finding a similar or

(C) with those in tropical forests have reported finding either a similar or a

(D) to tropical forests have either reported finding a similar or

(E) to those of tropical forests have reported either finding a similar or


答案选C  能不能分析下句子的结构，为什么用finding呢~~？

jbc88

Studies  that have compared ..... with ..... have reported