______ he had worked hard all the time, he failed the exam again. A．IfB．AsC．Whil_刷题宝

题干

______ he had worked hard all the time, he failed the exam again.

A．If

B．As

C．While

D．Because

上一题下一题 0.4难度单项选择更新时间:2012-10-23 02:21:35

答案(点此获取答案解析）

小学学科试题库

初中学科试题库

高中学科试题库