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【单选题】
104型分配阀用于客车上，由作用部、充气部、均衡部、局减阀和（）等五个部分组成。A.
加压阀
B.
扩压阀
C.
变压阀
D.
增压阀
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【单选题】___________arriving home she found her old friend alrendy there
A.
On
B.
For
C.
By
D.
With
【单选题】When she come home she found her house were _____ and everything _____. [ ]
A.
breaking into; taking away
B.
breaking into; taken away
C.
broken into; taking away
D.
broken into; taken away
【单选题】Congress has decided in favor of a $200 million housing development.
A.
美国国会已决定否决一个两亿美元发展住房的计划。
B.
美国国会已决定赞成一个两亿美元发展住房的计划。
【单选题】Congress has decided that the present law _____ maintained.
A.
must be
B.
be
C.
would be
D.
is
【简答题】Question 2 The world producer price for baseballs is ＄24 per dozen, and almost all of them are produced outside the U.S. Suppose the U.S demand curve is QD=100,000-2,000P, where P is price per dozen, ...
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