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【单选题】
设全集U={1,2,3,4,5,6,7,8},集合S={1,3,5},T={3,6},则C U (S∪T)等于 [     ]
A.
B.
C.
{1,3,5,6}
D.
{2,4,6,8}
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【简答题】_______ we are doing now has never been done before. A.That B.What C.Which D.Whether
【判断题】使用居民健康档案要保护服务对象个人隐私。( )
A.
正确
B.
错误
【单选题】Hi, Bob. How are you doing? It has been a long time _____ we left our junior middle school.
A.
when
B.
that
C.
before
D.
since
【单选题】电路如图2所示,电压U等于( )
A.
2V
B.
-2V
C.
4V
D.
-4V
【单选题】电路如图2所示,电压U等于( )。【图片】
A.
2V
B.
-2V
C.
4V
D.
-4V
【单选题】____ we are doing has never been done before.
A.
What
B.
Which
C.
That
D.
Whether
【判断题】That we are doing has never been done before.
A.
正确
B.
错误
【单选题】听力原文:M: What are you doing? W: We are protesting against the odor that has been coming from your factory. M: You don't have to do this. Why didn't you just call me and arrange an appointment? I'm very...
A.
The profit-making activities of the company.
B.
The smell coming out from the factory.
C.
The suggestions made by the factory.
D.
The refusal of an appointment with the protesters.
【判断题】库存中不可以进行零出库。
A.
正确
B.
错误
【单选题】_____ we are doing has never been done before.
A.
That
B.
What
C.
Which
D.
Whether
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