附加题（选答 共10小题 每道题1分）1.Not having a good command of English can be a serious preventing you

问题补充：

附加题（选答，共10小题，每道题1分）

1.Not having a good command of English can be a serious preventing you from achieving your goals.

A. obstacle

B. fault

C. offense

D. distress

答案：

(答案→)A. obstacle

B. fault

C. offense

D. distress

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