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问题 多项选择题

以下用水设施不能进行节水之星（Watersense）认证（）。

A.0.5GPF小便

B.私人水龙头

C.喷射阀门

D.民用洗衣机

E.无水厕所

F.抽水马桶

答案

参考答案：C, D, E

填空题
(-1)(-2)-(-3)(-4)-(-5)(-6)-(-7)(-8)
(-1)(-2)-(-2)(-3)-(-3)(-4)-(-4)(-5)
=______．
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选择题

—I am __________ endless examinations.

—Cheer up, David. Keep on until the college entrance examination ends. [ ]

A. caught up with  

B. come up with

C. fed up with  

D. put up with
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