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【判断题】
经营第二类医疗器械的企业都需要持有《医疗器械经营许可证》。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】简述单横臂独立悬架和单纵臂独立悬架的结构特点。
【简答题】简述非独立悬架和独立悬架的结构特点。
【简答题】简述非独立悬架和独立悬架的结构特点。
【单选题】--- If I_______ one million dollars, I would give it to medical research. ---If I _______ you, I would give it to charity.
A.
will have, am
B.
would have, was
C.
had, were
D.
have, is
【单选题】________is clear to the members of the committee is that the President will not give in to their demands.
A.
Who
B.
It
C.
As
D.
What
【简答题】简述独立悬架的结构特点？
【单选题】听力原文：W: If you can help me with this job, I would finish it before 5 o'clock. M: I would like to, but Mr. Golden told me to type some letters before I went home. Q: What did Mr. Golden ask the man to ...
A.
Go home at 5 o'clock.
B.
Work together with Mr. Golden.
C.
Type some letters.
D.
Help the woman.
【多选题】It is clear that the ability to smile is inborn.
A.
obvious
B.
evident
C.
doubtful
D.
apparent
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