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单选题 ____________

A．It leads to many new questions.
B．It is very useful to some extent.
C．It hinders the normal study process.
D．It makes the study work more difficult.

参考答案B
解析: 【预测】选项均为对it的表述，结合其中的leadsto，useful，hinders和make…difficult可知，本题可能考查it的作用或影响、
【解析】B。录音中教授提到，在研究灭绝的动物时总会有一些猜想，有些假设能找到证据来证明，但也可能会导致新的问题产生。总而言之，教授认为他们在证实真理时还是有用的。故答案为B。
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单选题Questions are based on the following passage.
Sending your children to piano or violin lessons in a bid to boost their academic achievement is a waste of money, according to scientists. Although research has shown that youngsters who take music lessons are more likely to be 26 of their class, psychologist Glenn Schellenberg claims this link is 27.
Instead, improved academic performance may be because brighter children from privileged 28 are more likely to learn an instrument, rather than music classes helping to boost their 29."Music may 30 you a bit, but it's also the case that different children take music lessons," said Professor Schellenberg of the University of Toronto, who added that parents' education was the most influential 31 on musicality. "Children who take music lessons come from families with higher incomes, they come from families with more 32 parents, they also do more extracurricular (课外的) activities, they have higher IQs, and they do better at school."
In tests on 167 children who played the piano or other instruments, they found their answer to personality tests could 33 how likely it was for them to continue their music lessons. Those who were more outgoing and conscientious were more likely to continue to play.
"We were 34 by the fact that kids who take music lessons are particularly good students, in school they actually do better than you would predict from their IQ, so 35something else is going on," Professor Schellenberg told the American Association for the Advancement of Science(AAAS. annual conference in Boston. "So we thought that personality might be the personality."
第26题__________

A．backgrounds
B．change
C．decrease
D．displayed
E．educated
F．emotional
G．factor
H．fortunately
I．intelligence
J．misleading
K．motivated
L．obviously
M．predict
N．status
O．top

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单选题第27题__________

A．backgrounds
B．change
C．decrease
D．displayed
E．educated
F．emotional
G．factor
H．fortunately
I．intelligence
J．misleading
K．motivated
L．obviously
M．predict
N．status
O．top

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单选题第28题__________

A．backgrounds
B．change
C．decrease
D．displayed
E．educated
F．emotional
G．factor
H．fortunately
I．intelligence
J．misleading
K．motivated
L．obviously
M．predict
N．status
O．top

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