As is known to all to smoking will do harm to your health.A. addictedB. having addictedC.

问题补充：

As is known to all, to smoking will do harm to your health.

A. addicted

B. having addicted

C. being addicted

D. after being addicted

答案：

A. addicted

B. having addicted

(答案→)C. being addicted

D. after being addicted

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