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【单选题】
直流电动机除极小容量外，不允许（）起动。A.
降压
B.
全压
C.
电枢回路串电阻
D.
降低电枢电压
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】Dear Sirs, Referring 1 your letter of 5 June, we very much regret that we are unable to make you an 2 for the goods you demand. The reason is that the 3 you need has been out of 4 . What’ s 5...
【单选题】中国公民李远 2017 年 11 月取得工资收入 4 500 元,按照个人所得税法相关规定,李远当月应纳的个人所得税为( )。
A.
30
B.
50
C.
0
D.
175
【单选题】The reason for his success is________he worked hard.
A.
why
B.
for
C.
that
D.
because
【简答题】This is the mountain village ________ I stayed last year. 2.This is the mountain village ________ I visited last year,. 3.I'll never forget the days ________ I spent in the countryside. 4.I'll never f...
【简答题】This is the mountain village ________ I stayed last year. 2.This is the mountain village ________ I visited last year, .3.I'll never forget the days ________ I spent in the countryside. 4.I'll never f...
【单选题】The reason he has made such great progress is _______ he has never wasted his time.
A.
because
B.
why
C.
that
D.
what
【单选题】The reason for his success is ______ he worked hard.
A.
Why
B.
for
C.
that
D.
Because
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