题目

— Look, there ______. — Oh, there _______. A. comes the bus... comes it                     B. the bus comes... it comes C. comes the bus... it comes                     D. the bus comes... comes it 答案:C以下过滤操作中,不正确的是(  )A.滤纸应紧贴漏斗内壁并用少量水润湿,使滤纸与漏斗壁之间没有气泡B.漏斗下端管口应紧靠烧杯内壁C.要沿着玻璃棒慢慢向漏斗中倾倒过滤液D.倒入漏斗的过滤液的液面应高于滤纸边缘
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