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【单选题】
室内排水非金属管道承插连接下列规定不正确的是( )A.
排水铸铁管石棉水泥捻口需密实、饱满，环缝均匀、光滑，养护良好
B.
承插连接插口凹入不大于 5mm
C.
排水塑料管承插口的余胶清理洁净
D.
柔性接口铸铁管的埋地敷设时，其接口紧固件可采用普通
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皮皮学刷刷变学霸
举一反三
【单选题】Is Ken your friend?_____
A.
No, it isn't
B.
Yes, they are
C.
No, he isn't
D.
No, I'm not
【单选题】Choose the best answer. Is Ken your friend?
A.
No, it isn't.
B.
Yes, they are.
C.
No, I'm not.
D.
No, he isn't.
【单选题】Is Ken your friend?
A.
No, it isn't.
B.
Yes, they are.
C.
No, I'm not.
D.
No, he isn't.
【简答题】Suppose you hear that your friend Ken is ill Write him a letter to 1) comfort him, and 2) offer your help with his missed lessons. You should write about 100 words. Do not use your own name. Use 'Li M...
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