Question

【题目】He wrote many children’ s books, nearly half of____ were published in the 1990s.

A. whom B. which

C. them D. that

Answer 1

【答案】B

【解析】

试题分析：句意：他写了许多儿童书籍，几乎一半在1990年左右出版。先行词是books，定语从句中of缺少宾语，故选B项。