上颌正常，下颌后缩的固定矫治（） A.不拔牙 B.拔除上下颌第一_爱下问搜题

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问题单项选择题 B型题

上颌正常，下颌后缩的固定矫治（）

A.不拔牙

B.拔除上下颌第一双尖牙

C.拔除上下颌第二双尖牙

D.拔除上颌第一双尖牙，下颌第二双尖牙

E.拔除上颌第二双尖牙，下颌第一双尖牙

答案

参考答案：A

选择题

— Sorry to have interrupted you. Please go on.
— Where was I?
— You _____ you didn't like your father's job.

A. had said
B. said
C. had been saying
D. were saying

填空题

零担货物起码计费重量为（）kg。