题目

Many kids ________ the net bar, and _____had a bad effect on their studies. A. are addicted to; it                    B. get engaged in; which C. are related to; what                                D. are addicted to; which 答案：A 解析: be addicted to 意思是“对…上瘾”，符合题意。And 是一个并列连词，后面应该是并列句，而不是从句，因此排除B和D。be related to“与…有关”，不符合题意，因此排除。

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