题目内容

I received his mother's telephone call at eleven_____that he was badly hurt in an accident

A. Then did I know
B. Only then I knew
C. Only then did I know
D. Only then knew I

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前伸咬合时,前牙切刃相对,后牙能咬住牙线或玻璃纸时,提示有E.

我国的审计署、工商局属()。

A. 决策机关
B. 执行机关
C. 监察机关
D. 辅助机关

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