题目

To learn English well, we should find opportunities to hear English ___________ as much as we can.    A. speak    B. speaking     C. spoken       D. to speak 答案：C 解析: 此题着重考查过去分词做宾语补足语的用法。“听英语被讲的机会”，讲的是英语，故选C项。|x|≤2是|x+1|≤1成立的（　　）A．充分不必要条件B．必要不充分条件C．充要条件D．既非充分又非必要条件