[单项选择]需要按照甲类传染病进行管理的是() A. 鼠疫 B. 传染性非典型肺炎 C. 肺结核 D. 艾滋病 E. 麻疹
参考答案:B
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第1题: [单项选择]In the United States, a primary election is a method ______ voters select the nominees (被提名的候选人) for public office. A. that B. by which C. is that D. by those 参考答案:B 答案解析:本句是个定语从句。在该从句中method是介词by的宾语,在从句中充当方式状语,意为“以……方法”。