A single pipeline all the houses with water.A. is servedB. servesC. are servingD. serve

发布时间:2020-08-16 20:51:06

A single pipeline      all the houses with water.
A. is served
B. serves
C. are serving
D. serve

网友回答

A. is served
(答案→)B. serves
C. are serving
D. serve
解析:固定词组。serve sb with sth供应某人某物;句意:一根管道给所有房子供应水。
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