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Human males hying with their moms may not expect to have much luck hooking up this Valentine"s Day. 1 among the northern Muriqui monkeys, males that spend the most time around their mothers seem to get a(n) 2 boost when mating time rolls around.The findings, published in theProceedings of the National Academy of Sciences USA, suggest that females in some species 3 have evolved to play a critical role in their sons" reproductive 4 . Karen Strier, the paper"s lead author and a professor at the University of Wisconsin-Madison, says the paper " 5 " the so-called grandmother hypothesis, a concept 6 human females evolved to live past their 7 reproductive years to spend more time 8 offspring.The research team observed and 9 genetic data from a group of 67 wild monkeys living in a protected reserve in Brazil"s Atlantic Forest: infants, mothers and possible fathers. They found that six out of the thirteen 10 males they studied spent more time around their mothers 11 would be expected by chance. These same six monkeys, on 12 , reproduced the greatest number of offspring.The investigators are still trying to 13 out why. "It"s not like we see moms intervening and helping their sons out," Strier says. "Maybe 14 sitting near their moms, they get to see when females are 15 active, or maybe they just get more familiar with other 16 ."The findings can 17 with future conservation efforts for the critically 18 animals. Strier says, "the 19 tiring we would want to do is 20 a male out of the group where it was born."

A. proves
B. extends
C. tests
D. rejects

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Human males hying with their moms may not expect to have much luck hooking up this Valentine"s Day. 1 among the northern Muriqui monkeys, males that spend the most time around their mothers seem to get a(n) 2 boost when mating time rolls around.The findings, published in theProceedings of the National Academy of Sciences USA, suggest that females in some species 3 have evolved to play a critical role in their sons" reproductive 4 . Karen Strier, the paper"s lead author and a professor at the University of Wisconsin-Madison, says the paper " 5 " the so-called grandmother hypothesis, a concept 6 human females evolved to live past their 7 reproductive years to spend more time 8 offspring.The research team observed and 9 genetic data from a group of 67 wild monkeys living in a protected reserve in Brazil"s Atlantic Forest: infants, mothers and possible fathers. They found that six out of the thirteen 10 males they studied spent more time around their mothers 11 would be expected by chance. These same six monkeys, on 12 , reproduced the greatest number of offspring.The investigators are still trying to 13 out why. "It"s not like we see moms intervening and helping their sons out," Strier says. "Maybe 14 sitting near their moms, they get to see when females are 15 active, or maybe they just get more familiar with other 16 ."The findings can 17 with future conservation efforts for the critically 18 animals. Strier says, "the 19 tiring we would want to do is 20 a male out of the group where it was born."

A. in which
B. in that
C. on which
D. what

根据下表提供的信息,回答第111-115题。 1994-2006年全国GDP和能源消费情况表单位:%吨标准煤/万元GDP年份GDP增长率能源消费增长率能源消费弹性系数万元GDP能耗199413.15.80.441.80199510.96.90.631.731996105.90.591.6719979.3-0.8-0.091.5219987.8-4.1-0.531.3619997.61.20.161.2520008.43.50.421.1920018.33.40.411.1320029.160.661.1120031015.31.531.16200410.116.11.591.22200510.410.61.021.22200610.79.30.871.21注:能源消费弹性系数:能源消费增长率/GDP增长率:万元GDP能耗按2005年可能比价计算 以下说法不正确的是 。

A. 1994年以来,我国能源消费增长与GDP增长基本上是同向增长,能源消费是经济持续稳定增长的重要推动力,为经济发展提供了重要的物质保障
B. 1994年-2006年总体上能源消费增长快于GDP增长
C. 1994年以来,我国万元GDP能耗总体上呈现下降趋势,能源利用效益正得到逐步改善和提高
D. 1994至2002年,能源消费弹性系数小于1,2003年2005年能源消费弹性系数大1,2006年能源消费弹性系数又小于1

Human males hying with their moms may not expect to have much luck hooking up this Valentine"s Day. 1 among the northern Muriqui monkeys, males that spend the most time around their mothers seem to get a(n) 2 boost when mating time rolls around.The findings, published in theProceedings of the National Academy of Sciences USA, suggest that females in some species 3 have evolved to play a critical role in their sons" reproductive 4 . Karen Strier, the paper"s lead author and a professor at the University of Wisconsin-Madison, says the paper " 5 " the so-called grandmother hypothesis, a concept 6 human females evolved to live past their 7 reproductive years to spend more time 8 offspring.The research team observed and 9 genetic data from a group of 67 wild monkeys living in a protected reserve in Brazil"s Atlantic Forest: infants, mothers and possible fathers. They found that six out of the thirteen 10 males they studied spent more time around their mothers 11 would be expected by chance. These same six monkeys, on 12 , reproduced the greatest number of offspring.The investigators are still trying to 13 out why. "It"s not like we see moms intervening and helping their sons out," Strier says. "Maybe 14 sitting near their moms, they get to see when females are 15 active, or maybe they just get more familiar with other 16 ."The findings can 17 with future conservation efforts for the critically 18 animals. Strier says, "the 19 tiring we would want to do is 20 a male out of the group where it was born."

A. infant
B. adolescent
C. adult
D. old

Human males hying with their moms may not expect to have much luck hooking up this Valentine"s Day. 1 among the northern Muriqui monkeys, males that spend the most time around their mothers seem to get a(n) 2 boost when mating time rolls around.The findings, published in theProceedings of the National Academy of Sciences USA, suggest that females in some species 3 have evolved to play a critical role in their sons" reproductive 4 . Karen Strier, the paper"s lead author and a professor at the University of Wisconsin-Madison, says the paper " 5 " the so-called grandmother hypothesis, a concept 6 human females evolved to live past their 7 reproductive years to spend more time 8 offspring.The research team observed and 9 genetic data from a group of 67 wild monkeys living in a protected reserve in Brazil"s Atlantic Forest: infants, mothers and possible fathers. They found that six out of the thirteen 10 males they studied spent more time around their mothers 11 would be expected by chance. These same six monkeys, on 12 , reproduced the greatest number of offspring.The investigators are still trying to 13 out why. "It"s not like we see moms intervening and helping their sons out," Strier says. "Maybe 14 sitting near their moms, they get to see when females are 15 active, or maybe they just get more familiar with other 16 ."The findings can 17 with future conservation efforts for the critically 18 animals. Strier says, "the 19 tiring we would want to do is 20 a male out of the group where it was born."

A. average
B. occasion
C. purpose
D. balance

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