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问题
多项选择题
非诉讼途径主要指[ ]
A、投诉、调解
B、裁决、仲裁
C、复议
D、申诉
答案
ABCD
选择题
— Dad, what's the sea like?
— Well, it's large and full of water. It covers about _____ of the earth.
A. one third
B. three quarter
C. three-fourth
D. three quarters
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多项选择题
下列构件中（）属于空调部件。
A.柔性短管
B.阀门
C.风口
D.弯头
E.风管支架
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