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【简答题】
What, then, is a good education at the end of the twentieth century? Some educators suggest that it should include foreign languages and the study of foreign cultures;a mastery of English, including the ability to write and speak well, because communications have become all-important in the modern world. and also because “a person who doesn't speak and write Clearly doesn't reason clearly either” some knowledge of the social sciences(sociology, psychology)that deal with human relations and human problems;some basic knowledge of modem information systems, since the educated professionals of tomorrow will have to understand their machines. Is that all? “No, of course not. ”answer the educators, “We have not mentioned the two great building blocks of education:history and literature!” Is this truly the best modern education? Perhaps. But every educator would add or subtract a few subjects. And no matter what list of courses would be offered, it would not be approved by all. Not only do the professors have their own ideas on the matter, but the students have theirs' too. “I don't believe, ”protested a Harvard student when his university revised its programs, “I don't believe that colleges have the fight to define what an educated person is. ”But then, who has?
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参考答案:
举一反三
【单选题】A diode can be usedas a constant-voltage reference in a circuit, the diode is
A.
photodiode
B.
light-emitting diode
C.
Schottky barrier diode
D.
Zener diode
【判断题】奥氏体的最大特点是没有磁性。A. 对 B. 错
A.
正确
B.
错误
【单选题】Glad to meet you!_____
A.
Ok
B.
Glad to meet you too!
C.
I am Tom
D.
Fine,thank you
【单选题】Most modern diodes are based on semiconductor ( ). In a p-n diode, conventional current can flow from the ( ) side (the anode) to the ( ) side (the cathode), but cannot flow in the ( ) direction. ( )
A.
p-n junction, p-type, n-type, opposite
B.
p-n junction, n-type, p-type, opposite
C.
n-p junction, A-type, K-type, opposite
D.
p-n junction, A-type, K-type, opposite
【单选题】--: Glad to meet you. :______________
A.
Thank you.
B.
Glad to meet you too.
C.
That’s nice.
【单选题】A:Glad to meet you! B:——
A.
Glad to meet you too
B.
Glad to meet you to
C.
Glad nice to meet you
D.
see you
【单选题】--Glad to meet you. -- .
A.
That’s nice.
B.
Thank you
C.
Glad to meet you, too
D.
That’s good
【单选题】Light-emitting diode emit light when the p-n junction is ___________
A.
forward-biased
B.
reverse-biased
C.
zero biased
D.
operating in the Zener region
【判断题】奥氏体的最大特点是没有磁性( )。
A.
正确
B.
错误
【判断题】奥氏体的最大特点是没有磁性。
A.
正确
B.
错误
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