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【单选题】
Speaker A: If you like, I could help you paint (刷油漆) the room tomorrow. Speaker B: ______
A.
You don't have to give me a hand.
B.
That would be too much bother, but thanks anyway.
C.
I'm OK. You shouldn't worry about that.
D.
Unfortunately I feel unable to accept your offer.
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【单选题】源电动势为 2V ,内电阻是 0.1 Ω,当外电路断路时,电路中的电流和端电压分别为
A.
0 、 2V
B.
20A 、 2V
C.
20A 、 0
D.
D . 0 、 0
【单选题】电源电动势为2V,内电阻是0.1Ω,当外电路短路时,电路中的电流和端电压分别为( )
A.
20 A;2V
B.
20A;0V
C.
0V;2 V
D.
0V;0V
【单选题】电源电动势是2V,内电阻是0.1Ω,当外电路短路时,电路的端电压为()。
A.
2V
B.
O
C.
0.2V
D.
2.1V
【判断题】孔子名丘,字仲尼,春秋时鲁国人,他是儒家学派的创始人,被称为孔圣人,孟子被称为亚圣,两人并称为孔孟。
A.
正确
B.
错误
【判断题】孟子被称为亚圣,他主张性善论
A.
正确
B.
错误
【判断题】孟子被称为亚圣.
A.
正确
B.
错误
【单选题】[U9R3] Which of the following is true about the theory of Yin-yang?
A.
The characteristics of Yang are active, internal, warm, and organic.
B.
Yin-Yang can be used to explain the pathological changes in the human body.
C.
The heat, warmth, sour and bitter of foods belong to Yang.
D.
Yin-Yang describes the movement and static laws of things in nature.
【单选题】Which of the following is true about the theory of Yin-Yang?
A.
The characteristics of Yang are active, internal, warm, and organic.
B.
Yin-Yang can be used to explain the pathological changes in the human body.
C.
The heat, warmth, sour and bitter of foods belong to Yang.
D.
Yin-Yang describes the movement and static laws of things in nature.
E.
None of the above
【单选题】电源电动势为2V,内电阻是0.1Ω,当外电路断路时,电路中的电流和端电压分别为( )
A.
0A、2V
B.
20A、2V
C.
20A、0V
D.
0A、0V
【单选题】电源电动势为2V,内电阻是0.1Ω,当外电路断路时,电路中的电流和端电压分别是:
A.
0A、2V
B.
20A、2V
C.
20A、0V
D.
0A、0V
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