Question

【题目】How many English words had you learned _______ last term?

A. in the end of B. at the end of C. to the end of D. by the end of

Answer 1

【答案】D

【解析】

句意：到上学期末，你学了多少英语单词？根据 in the end 最后，终于； at the end of 在---末尾，通常和过去时态连用； to the end到底； by the end of到---末尾，通常和完成时态连用；根据句意从过去开始，一直延续到上学期末，所以用过去完成时态，故选D