We learn from the last paragraph that in the near future _____.
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1 .Dr. Myers and other researchers hold that _____.
A people should look for a baseline that can work for a longer time B fisheries should keep their yields below 50% of the biomass C the ocean biomass should be restored to its original level D people should adjust the fishing baseline to the changing situation
2 .The author seems to be mainly concerned with most fisheries’ _____.
A management efficiency B biomass level C catch-size limits D technological application
3 .Wilt Chamberlain is cited as an example to _____.
A illustrate the change of height of NBA players B show the popularity of NBA players in the U.S. C compare different generations of NBA players D assess the achievements of famous NBA players
4 .Which of the following plays a key role in body growth according to the text?
A Genetic modification. B Natural environment. C Living standards. D Daily exercise.
5 .On which of the following statements would the author most probably agree?
A Non-Americans add to the average height of the nation. B Human height is conditioned by the upright posture. C Americans are the tallest on average in the world. D Larger babies tend to become taller in adulthood.
7 .The text intends to tell us that _____.
A the change of human height follows a cyclic pattern B human height is becoming even more predictable C Americans have reached their genetic growth limit D the genetic pattern of Americans has altered
8 .In paragraphs 1 and 2, the text shows PTK’s _____.
A easy availability B flexibility in pricing C successful promotion D popularity with households
9 .PTK is used to _____.
A locate one’s birth place B promote genetic research C identify parent-child kinship D choose children for adoption
10 .Skeptical observers believe that ancestry testing fails to _____.
A trace distant ancestors B rebuild reliable bloodlines C fully use genetic information D achieve the claimed accuracy
