I spent five hours the book I paid 10 dollars.A. reading; thatB. to read; for thatC. read;

问题补充：

I spent five hours the book I paid 10 dollars.

A. reading; that

B. to read; for that

C. read; which

D. reading; for which

答案：

A. reading; that

B. to read; for that

C. read; which

(答案→)D. reading; for which

解析：考查固定搭配。spend time doing sth.“花时间做某事”；排除B、C；pay money for sth.“花钱买......”。故选D。