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【多选题】
在大功率晶闸管触发电路中，常采用脉冲列式触发器()A.
减小触发功率
B.
减小脉冲触发器的体积
C.
提高脉冲前沿的陡度
D.
扩展脉冲范围
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举一反三
【单选题】What does the woman think of the movie?
A.
The male roles are poorly played.
B.
The characters are not well developed.
C.
More humor will add color to the movie.
【单选题】What does the man want to do?
A.
See the movie before eating．
B.
See the movie with the woman．
C.
Hurry．to the cinema．
D.
Stay in town for a while．
【简答题】What does the woman think of the movie? A. It's amusing. B. It's exciting. C. It's disappointing.
【单选题】What _____ your sister think _____ the movie? [ ]
A.
does; of
B.
do; of
C.
did; about
D.
does; about
【单选题】近代中国社会是一个“中间大两头小”的社会,这里“两头”是指()
A.
无产阶级和大地主大资产阶级。
B.
无产阶级和农民阶级。
C.
无产阶级和城市小资产阶级。
D.
无产阶级和民族资产阶级
【单选题】What does the clerk say about the action movie?
A.
It isn't violent.
B.
He didn't like it.
C.
It isn't new.
D.
It's his favorite action movie.
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