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【单选题】
若示波器荧光屏上出现的图形是一个正圆,则加在示波器X、Y偏转板上的两个正弦信号的相位差为()。
A.
B.
45°
C.
90°
D.
180°
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【单选题】如果某垄断厂商实行价格歧视,可以预知其( )。
A.
利润会增加,而产出会减少
B.
利润和产出都会增加
C.
利润和产出都会减少
D.
需求曲线会位于边际收益曲线之下
【单选题】--- Would you like to go fishing with us now? --- __________ .
A.
No, I don’t like
B.
It sounds interesting but I have lots of homework to do
C.
I won’t tell you
D.
Oh, it is well
【单选题】----- I don’t think she is an elegant actress . ------I couldn’t agree more . I mean __________.
A.
you may be right
B.
I agree absolutely
C.
I’m afraid I don’t agree .
D.
that’s not the point
【单选题】Daming is going to visit Simon __ three weeks. [     ]
A.
in
B.
after
C.
for
【单选题】Daming is badly ill and now he is _____. [     ]
A.
a student
B.
a doctor
C.
at school
D.
in hospital
【单选题】_______ I admit that there are still some problems about the traffic in this area, I don't mean that it can't be solved.
A.
While
B.
Until
C.
Unless
D.
As
【简答题】Wang Hui and Daming are good ___1___. Daming is __2__ Beijing and Wang Hui  ___3__from Shanghai. __4___ are twelve years old. Daming is ___5 _ Class Two. Wang Hui is in __6____, too.  Their English te...
【简答题】Daming is surprised to hear that Tony .
【单选题】Sorry, I don’t mean ________ you. [     ]
A.
to hurt
B.
hurting
C.
hurt
【单选题】—Daming is going to have a good rest when he____the exam. —So is Lingling. [     ]
A.
will finish
B.
finishes
C.
finished
D.
is finishing
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