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Gnoske says，and lions can’t just turn off that program，though they’re in a place like Tsavo．“They’re hard-wired to grow a mane；period，and they’ll develop as large of a mame as they possibly can．”
Scientist Roland Kays of the New York State Museum in Albany says he is surprised by the delay in mane development．However，he expresses concern about the accuracy of using field observations to judge the age of Tsavo’lions．Gnoske says his team is now focusing its research On Tsavo lions with known birth dates，but it will be a challenge to keep track of the wide-ranging animals，especially since radio collars are prohibited in Tsavo’s national parks.
70．What does the passage mainly talk about?
A．Studies on different kinds of lions in Tsavo．
B．Researches on why the lion lost his mane．
C．Comparisons of lions in Tsavo and Serengeti．
D．Different ways of studying manelessness of male lions．
71．Gnoske did fieldwork in Serengeti mainly to find out____________.
A．whether it has a much lower temperature
B．whether lions in Serengeti grow longer manes
C．how male lions in Serengeti attract females
D．at what age lions in Serengeti are ready to be parents
72．Which of the following statements is true according to the text?
A．Gnoske was the first to report maneless lions in Tsavo．
B．Gnoske found that Tsavo’s lions developed a full mane when they were ready to be parents.
C．Some scientists believed that thorn bushes caused the manelessness of the lions in Tsavo．
D．Roland thinks it accurate to judge the age of lions by using field observations．
73．It can be inferred from the passage that_____________.
A．John Patterson was the first to study lions in Tsavo and Serengeti
B．most scientists agree that high testosterone levels account for the manelessness of Tsavo’s lions
C．Gnoske thinks that Tsavo’s male lions won’t grow long manes even at an old age．
D．still much more research work remains to be done to test Gnoske’s idea.
74．Which part of a magazine do you suppose this passage is taken from?
A．Travel B．Science C．Entertainment D．History
75．The underlined words “that program”（paragraph 4） most probably refer to__________．
A．being observed in field B．growing up and having babies
C．being caught in thorn bushes D．growing manes to attract females

第二卷
［注意事项］
l．第二卷共4页，用钢笔或圆珠笔直接答在试卷上。
2．答卷前将密封线内的项目填写清楚。
第四部分：书面表达（共2节。满分45分）
第一节 阅读表达（共5小题；每小题3分，满分15分）阅读下面短文并根据要求回答后面的题目。注意所有答案要写在答题区。
You seem to be a Wet Blanket （a person who doesn’t enjoy himself／herself and thus prevents others from enjoying themselves when it）comes to nature and your kid．You are most likely a caring，protective parent who wants to keep your child safe and sound．You may be so determined to protect your kid from dirt，sunburn，frostbite，or scratches that you try to avoid the outdoors．Or you may just find muddy clothes and sandy toes require too much extra work．Perhaps you hate to get dirty yourself．The natural world may just make you nervous and you might worry those bugs and bats will suck you dry．It may be that you just never got the chance to be outdoors when you were a kid and now know nothing about what to do with your kid．
While it is every care-giver’s job to protect their kid，your worries may cause your child to
grow up as a Wet Blanket as well．If you prefer the indoors yourself．you may be keeping your kid from outdoor experiences without even realizing it．Your attitudes about nature have a huge influence on how comfortable your kid will feel outside．You may need to go against your own nature and “open the door” to get your kid outside!
You may already see the value in helping kids spend time outside in nature and know that playing in natural settings helps children grow up mentally．Perhaps you already introduce your
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