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【单选题】
电路如图,二极管为理想二极管,则Uo为( )。 (设二极管是理想的)A.
3V
B.
5V
C.
2V
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反馈参考答案：
举一反三
【简答题】我国证券交易所是按公司制方式组成。( )
【单选题】— His father used to be the mayor of the city. — _____. What is important is whether he has the ability to do the job well. [ ]
A.
It's up to you
B.
That depends
C.
Not at all
D.
That's not the point
【单选题】What does the writer say about the classified advertisements that used to be put in the papers?
A.
They used to be voluntary.
B.
They used to use display type.
C.
They were all of the same size.
D.
They were more formal.
【单选题】What does the writer say about the classified advertisements that used to be put in the papers?
A.
They used to be voluntary.
B.
They used to use display type.
C.
They were all the same size.
D.
They were more formal.
【单选题】The modern city is quite different from what it ____ some ways. A . was used to be in B . used to by C . used to be in D...
A.
． was used to be in
B.
． used to by
C.
． used to be in
D.
． was used to being in
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