题目内容

唇裂是___和____联合或部分联合。

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The old man died of a deadly disease.

A. risky
B. serious
C. fatal
D. worrying

青少年根尖周病最好选用__治疗方法。

牙髓分为___、___、___、___。

I wonder what your aim in life is.

A. want to ask
B. wan to doubt
C. want to agree
D. want to know

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