第19题:[单选题]( )Put 3 shackles in the water A.3 shackles will be kept in the pipe B.3 shackles will be kept in the water C.3 shackles will be kept over the pipe D.3 shackles will be kept over the water 参考答案:B
第31题: [单项选择]Whom is the man speaking, g to A. Electrician. B. Plumber. C. Repairman. D. Mechanic. 参考答案:B 答案解析:[听力原文]
M: This is Mr. James. My heater is not getting any power and the temperature is going to get