The writing style. of the author is______.
A. humorous
B. indifferent
C. plain
D. evasive
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What does "buttress" mean in the third paragraph？
A. contradict
B. doubt
C. are unrelated to
D. support
Which of the following is NOT the reason for the significant drop worldwide in the number
A. There are lower pregnancy rates now in some developed countries.
B. Health care is now more accessible to most women.
C. There are more skilled attendants with some medical training to help women give birth.
D. Large countries like India and China are not included in the study.
Opponents criticize FDA's rescinding its approval of Avastin because______.
Avastin is too expensive
B. they think Obama will ration health care to save money
C. few women benefit from the use of Avastin
D. Avastin is effective in dealing with cancers
Which of the following is NOT the benefit of immigration？
A. Immigration will help the economy grow and increase the total number of jobs.
B. Immigration will increase the wages and decrease the prices of goods.
C. Immigration will make skilled native workers face even tougher competition.
D. Immigration will attract the most talented people to the country.
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