He kept a little notebook in which the names and addresses of his friends.A. wroteB. was

问题补充：

He kept a little notebook, in which the names and addresses of his friends.

A. wrote

B. was writing

C. was written

D. were written

答案：

A. wrote

B. was writing

C. was written

(答案→)D. were written

解析：in which = where 表示处所置于句首,引起一个完全倒装句.