单项选择题

After reading this passage, one gets to know that the author is （）

A．praising the college education
B．helping change the college education
C．giving his advice to the college education
D．criticizing the college education

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单项选择题

The author emphasizes that many of the facts you acquire by hard study （）

A．deal with rules of health
B．will be forgotten
C．are of no value
D．will be very useful

单项选择题

From paragraph 1, we know that some 40 genes involving in cancer are（）

A．harmful to the human body
B．necessary to the human body
C．the elements that form cancer
D．useless to the human body