With what topic is the passage mainly concerned?
A. How the Sun evolved.
B. The structure of the Sun.
C. The high temperature of the Sun.
D. The great pressures of the Sun.
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2003年,广东城镇居民人均消费支出多少元?()
A. 13627.65元
B. 10694.79元
C. 9634.95元
D. 9566元
A strange feature of the umbrella's use is that it was used as ______.
A. protection against rain
B. a symbol of honor and power
C. a shade against the sun
D. protection against snow
Surveys show that consumer spending on ______ junk food increases during economic recessions.
A. frequently
B. approximately
C. mistakenly
D. gratefully
A.Sell them to the second-hand bookshop.B.Advertise them on the university notice boar
A. Sell them to the second-hand bookshop.
B. Advertise them on the university notice boards.
C. Advertise them in the student newspaper for sale.
D. Give them to the second- and third-year students for free.