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【单选题】
Several engineering professors have quit from teaching to protest against the creation of a new course in engineering ethics.
A.
Right
B.
Wrong
C.
Not mentioned
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参考答案:
举一反三
【判断题】长期饮用普洱茶会引起钙流失()
A.
正确
B.
错误
【单选题】在制作印刷电路板的过程中常利用FeCl 3 溶液与Cu反应,其反应方程式为:2FeCl 3 +Cu═2FeCl 2 +CuCl 2 .现向FeCl 3 溶液中加入a g Cu粉,完全溶解后,再加入b g Fe粉,充分反应后尚有c g残余固体.若c<a,则下列说法正确的是(  )
A.
残余固体全部是Cu
B.
残余固体可能为Fe和Cu的混合物
C.
最后得到的溶液可能含有Fe 3+
D.
残余固体是Fe,溶液中一定不含Cu 2+
【单选题】(Conjuror:) Look, I _______ this card from the pack and ________ it under the handkerchief.A. is taking, is placing B. take, place C. is taking, place D. shall take, place
A.
is taking, is placing
B.
take, place
C.
is taking, place
D.
shall take, place
【单选题】What does the woman imply?
A.
She lost her student ID card.
B.
The performance is not worth the money.
C.
The tickets are less expensive than expected.
D.
She won’t be able to get any discount.
【单选题】将0100 1110 0100B转换成十六进制是( )。
A.
9C8H
B.
4E4H
C.
3F6H
D.
E44H
【单选题】南柴胡与北柴胡气味的主要区别是南柴胡( )
A.
辛辣味
B.
微涩
C.
芳香
D.
具败油气
E.
刺喉
【单选题】将十六进制数4E.C转换成二进制数是:
A.
0100 1110. 0110
B.
1110 0100.11
C.
0100 1110. 0011
D.
0100 1110. 11
【单选题】将十六进制数 (4E.C)H 转换成二进制数是 。 A. 0100 1110. 0011 B. 0100 1110. 0110 C. 0100 1110. 11 D. 1110 0100.11
A.
B.
C.
D.
D
【单选题】将无符号二进制数 (1000 1110 0100)B 转换成十六进制数是
A.
8E4
B.
872
C.
8E2
D.
8D4
【单选题】What does the woman imply about how she plans on resolving her credit card problems?
A.
She hopes that someone will give her the money.
B.
She plans on getting rid of her student credit cards.
C.
She asks the men to help her.
D.
She is going to return the items she purchased on the card.
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