When you are reading, make a note of you think is of great importance.A. which B

When you are reading, make a note of _______ you think is of great importance.

A. which                 B. that                        C. what                         D. when

试题答案

C

解析：本题考查名词性从句介词宾语, 宾语从句中you think 是插入语, 故句中缺少主语,which 意思不对,故选what.