that he might be hit by other cars, Peter put a card on the back of his car reading “Caution-Newly Licensed . A. Concerned B. Concerning C. Having concerned D. Being concerned 【查看更多】
题目列表(包括答案和解析)
_____ that he might be hit by other cars, Peter put a card on the back of his car reading "Caution-Newly Licensed".
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A. Concerned B. Concerning C. Having concerned D. Being concerned
