题目内容
用动词的适当形式填空。
It was not until I ________(read)your letter that I ________(understand)the whole affair.
答案:had read,understood
练习册系列答案
相关题目
题目内容
用动词的适当形式填空。
It was not until I ________(read)your letter that I ________(understand)the whole affair.