{01}Violence (暴力) computer games may have a bad ____________ on children. A.affect B.pressure C.influence D.power 解析: 本题选C。 {02}A dark cloud is a ______ of thunderstorm. A.symbol B.sign C.mark D.signal 解析:考查词义辨析。Symbol 象征,sign 迹象,征兆,mark 标记,signal 信号,句意:乌云就是闪电的征兆。根据句意选B。 本题选B。
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