颅底凹陷症采用的测量方法有()
A.Chamberlain线
B.McGregor线
C.二腹肌沟线
D.外耳孔高度指数
E.Klaus高度指数
参考答案:A, B, C, D, E
--- Why haven’t you asked Lisa to come here?
--- She was writing a paper when I found her and she ______ it.
A. hasn’t finished
B. didn’t finish
C. wouldn’t finish
D. hadn’t finished
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