Question

【题目】 -How long have you__________ the book? –For three days.

A. bought B. buy

C. had D. borrow

Answer 1

【答案】C

【解析】试题分析：句意： 一你买这本书多长时间了？一三天了。How long多久，往往与持续性的动词连用，A.B.D都是暂时性的动词。所以选C。