A single pipeline ___________ all the houses with water.A．is servedB．servesC．are
题型：不详难度：来源：
A single pipeline ___________ all the houses with water.| A．is served | B．serves | C．are serving | D．serve |
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答案
| B |
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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