America has succeeded in shaping world events over the past 40 years probably because of
A.its ability to adapt technology.
B.its ability to take advantage of the capabilities of its people.
C.its ability to compete in the world markets.
D.both A and b.
第1题
Many promising postgraduates are unwilling to pursue a PhD degree because
A.they are not encouraged to be engaged in science.
B.industry does not require PhD holders.
C.they won"t earn much money after graduation.
D.they will face the cost and financial sacrifice.
第2题
from
A.technology.
B.foreign nationals.
C.C
D.such fields as law.
第3题
The U.S.will come to lose its leading place in technology probably because
A.the number of PhD degree holders is declining.
B.the number of scientists and engineers is decreasing.
C.the number of 22-year-olds is declining.
D.scientists and engineers are not employed.
第4题
Which of me following is needed to make the trumpet work?
A.Keen eyesight.
B.Long fingers.
C.Air pressure.
D.Daily cleaning.
第5题
Todays trumpet is similar to its ancestors EXCEPT that
A.they are all hollow tubes.
B.they are all blown.
C.they all use the players" lips to produce the basic sound.
D.they are all made by hand.
第6题
Why was the catalog used as textbooks?
A.It helped students with spelling and adding.
B.It helped students become familiar with a variety of goods.
C.Students might order things from the catalog.
D.Schools were short of textbooks at that time.
第7题
Who were the main customers of Sears and Wards business?
A.Farmers.
B.City people.
C.Business people.
D.Students.
第8题
Why did Richard Sears start his own business in catalog?
A.Because he wanted to beat Ward.
B.Because he wanted to help his brother Ward.
C.Because he thought this business was profitable.
D.Because he enjoyed competition in this business.
第9题
What is the conversation mainly about?
A.The relationship between farmers, Ward and Sears.
B.The development of the catalog sales business.
C.The relationship between the catalog and textbooks.
D.The story of a Chicago retailer.
第10题
Why is the woman going to the jewelry store?
A.To go shopping.
B.To have a break.
C.To meet with her professor.
D.To do research for her story.
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