【名词&注释】
可信度(reliability)、正确认识(correct understanding)、孩子们
[单选题]下列对文章分析表述错误的一项是（ ）（3分）
A. 这篇文章可以帮助师生和家长形成关于运动的正确认识，如：孩子们适度的运动，不仅能防止肥胖，还可以提高智力。
B. 这篇文章援用了一些实验事例，虽增强了可信度，但例子过多，如③④⑤段中都用有关老鼠作实验的例子，重复赘余，使文章不够简洁。
C. 这篇文章中援用了一些科学术语，如第④段中的“脑源性神经营养因子”，使文章阐述的内容更科学、更准确。
D. 这篇文章的语言非常严密，运用词语十分讲究分寸，如第 段中的“也许”“极为”即属于此。
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举一反三：
[单选题]AWeather has a great influence(影响) on people．It influences people's health, intelligence (智力) and feelings．
A. People there have heart disease and other kinds of health problems during this month． In the Northeast and Middle West, it is very hot at some times and very cold at other times．People in these places may have heart disease after the weather changes in February or March．
B. For example, in a 1982 study by scientists, the in scores of a group of students were very high during a storm, but after the storm their IQ scores were lower than usual level． So storms can increase intelligence．However, very hot weather can lower it． Students in the United States often do badly on exams in the hot months of the year．
C. Winter may be a bad time for thin people．They usually feel cold during these months and they may feel unhappy during cold weather． In hot summer weather, on the other hand, fat people may feel unhappy． The sum- mer heat may make them tired and they are easy to get angry．
D. lf thin people feel unhappy, the weather may be very _________．
E. warm
F. cold
G. cool
H. hot
[单选题]Bobpromisestojoininthefootballmatch______hehastohelphisparentsonthefarm.
A. if
B. as
C. unless
D. when
[单选题]25． Which of the following is WRONG?
A. One animal finds something to eat， and it may be eaten by others
B. At the depth of 3，000 feet under the sea， many animals can find their way by hearing and feeling．
C. The deeper the sea is， the darker and colder it is．
D. At the depth of 3，000 feet under the sea， all animals can find their way by see-ing．
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