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【单选题】
固定义齿初其食物嵌塞的原因有A.
接触点恢复不良;
B.
邻间隙过大;
C.
对颌牙伸长
D.
邻牙松动;
E.
以上都是。
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皮皮学刷刷变学霸
举一反三
【单选题】I wish I ______ in Hawaii longer last week, but I had to come back and go to work.
A.
had stayed
B.
might have stayed
C.
stayed
D.
have stayed
【单选题】--- How I wish I had studied harder when I was in senior school! --- If you had, you a university student now.
A.
are
B.
were
C.
should
D.
would be
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