The question ___ us is very difficult one.A after B before C form D past个人目测选B ,求专家解析!

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/05 18:32:35

The question ___ us is very difficult one.
A after B before C form D past
个人目测选B ,求专家解析!

是用before,在我们面前的这题.就是正在面对的题目.