A．It was made of aluminum.B．It wasn't large enough.C．It wouldn't move in the mind.D．It
A. It was made of aluminum.
B. It wasn't large enough.
C. It wouldn't move in the mind.
D. It was too heavy to put up.
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听力原文：In American industry, there's still relatively little job mobility. After all, getting an employment is not an easy job nowadays.
(27)
American workers tend to stay in one job.
B. Crop dusting jobs in American are few.
C. The mob moved very slowly.
D. Their relatives live in mobile home.
The passage supplies information that would answer which of the following questions？ ______
A. Why federal agencies have set percentage goals for the use of minority-owned businesses in public works contracts？
B. To which government agencies must businesses awarded federal contracts report their efforts to find minority subcontractors？
C. How widespread is the use of minority-owned concerns as "fronts" by White backers seeking to obtain subcontracts？
D. What is one set of conditions under which a small business might find itself financially overextended？
听力原文：If you already have envelopes, there's no need to wait in line. You can go directly and finish the forms in them and hand over them.
(24)
A. Please draw a neat line.
B. Go head if you have envelopes.
C. Are you ready to go？
D. Can you explain why you lie？
The author refers to a "conveyer belt" in line 13 in order to ______.
A. describe the complicated motions made possible by back-coupling
B. show how temperature differences depend on the positions of the continents
C. illustrate the effects of convection in the mantle
D. account for the rising currents under certain mid-ocean ridges
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