問題詳情

38. He has made another wonderful discovery, _________of great importance to science and man.
(A)which I think is
(B)which I think it is
(C) of which I think it is
(D)I think which is

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)