题目内容
（请给出正确答案）
[单选题]
Economics, several courses of which I have taken thus far,（）to be difficult but useful for almost all students。
A.prove
B.havebeenproved
C.proves
D.areproved
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更多“Economics, several courses of …”相关的问题
第1题
Economics, several courses of which I have taken thus far, ______ to be difficult but useful for all
students. (prove)
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第2题
Due to the _______difficulty, he has to do several part－time jobs.
A. economic
B. financial
C. economical
D. economics
第3题
An interesting theory in economics is demonstrated by the Head Man of a small mountain tri
be. It seems that this tribe was very good at making straw mats that had great sales potential in the【C1】______market. The representative of an American company【C2】______to visit the tribe and【C3】______to make a good business deal. He【C4】______to the Head Man and【C5】______that his company would like to【C6】______several thousand pieces. Undoubtedly, he said, the business【C7】______would be profitable to the【C8】______. After some thought the Head Man【C9】______, but announced that the price per【C10】______would be higher on such a【C11】______order than it would be if【C12】______a small order were placed. The representative was【C13】______than a little shocked【C14】______the business sense of the Head Man【C15】______insisted that the price should be【C16】______because of the large volume, and【C17】______not higher. "No, "replied the Head of the tribe【C18】______. "But why not？" asked the American. "Because【C19】______is so tiresome to make the【C20】______article over and over, "answered the Head Man.
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【C1】
A．world
B．global
C．worldly
D．globe
第5题
To most of the students, Economics （)always an important subject, also a difficult on
To most of the students, Economics ()always an important subject, also a difficult one.
A、is
B、are
C、have been
D、was
第7题
The Prize in Economics ______ in 1968, that is, more than half a century ago.A、was est
A.was established
B.establish
C.established
第8题
____ is a characteristic of all successful businessmen.
A.Economy
B.Ambition
C.Prohibition
D.Economics
第9题
It’s important for the government to make reasonable___policies。A. economicB. economica
A. economic
B. economical
C. economy
D. economics
