問題詳情
27. The professor has written another book,________ of great importance to computer science.
(A) which I think it is
(B) and I think is
(C) which I think is
(D) when I think is
參考答案
答案：C
難度：適中0.495
統計：A(80),B(18),C(99),D(3),E(0)
用户評論
【Emily Lin】評論
The professor has written another book, which [I think] is of great importance to computer science.