题目内容
动词填空 用括号内所给动词的适当形式填空。
He failed the math exam again because the bell ________(ring)before he finished the rest half of the testing-paper.
答案:had rung/rang
练习册系列答案
相关题目
题目内容
动词填空 用括号内所给动词的适当形式填空。
He failed the math exam again because the bell ________(ring)before he finished the rest half of the testing-paper.