问题描述：
呵呵,一道英语题.
1.—The type of the exam we were used to____.
—Oh,that's right.But it's not a big problem for us.
A. changing B. changed C. being changed
答案是B,帮忙分析一下这道题,求高人为我指点迷津,在此多谢!
1.—The type of the exam we were used to____.
—Oh,that's right.But it's not a big problem for us.
A. changing B. changed C. being changed
答案是B,帮忙分析一下这道题,求高人为我指点迷津,在此多谢!
问题解答：
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