皮皮学,免费搜题
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搜题
【单选题】
【图片】如图所示电路中,流过2Ω电阻的电流为( )
A.
1A
B.
2A
C.
2.5A
D.
5A
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举一反三
【单选题】They are playing football .
A.
happy
B.
happily
C.
pleased
【单选题】padding属性是?
A.
外边距
B.
内边距
C.
空间宽度
【判断题】padding属性是指外间距, margin是指内间距。
A.
正确
B.
错误
【简答题】They are____football.
【单选题】They are football game from seven to nine last night.
A.
Were watching.
B.
Watch
C.
Watched.
D.
Are watching.
【简答题】They are playing football over there.(I see)
【简答题】为什么船舶电网不设单独的过载保护元件?这是否说明船舶电网不会出现过载?
【单选题】船舶电网保护不设______。
A.
短路保护
B.
过载保护
C.
负序保护
D.
D. 逆功保护
【单选题】—Are they going to play table tennis? — . But they are going to play football. [     ]
A.
Yes, they  are
B.
No, they  aren't
C.
No, they don't
D.
Yes, they do
【简答题】请翻译: What are they doing? They are playing football.