--- Let’s go to play football, shall we? --- Sorry, I can’t. I must go over the

题干

--- Let’s go to play football, shall we?
--- Sorry, I can’t. I must go over the points the teacher explained ______ I forget them.

A．after

B．when

C．before

D．since

上一题下一题 0.85难度单项选择更新时间:2010-09-28 10:02:30

小学学科试题库

初中学科试题库

高中学科试题库