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【单选题】
You feel cool when you are near a lake or river because ______.A.
the water is cold
B.
the earth is hot
C.
the water is colder than the earth
D.
cool air from the water moves towards the land
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【简答题】If you are planning to spend your holidays in Yellowstone National Park in summer, what should you take with you?
【单选题】下列虚基类的声明中正确的是( )。
A.
class virtual B：public A
B.
virtual class B：public A
C.
class B：public A virtual
D.
class B：virtual public A
【单选题】The world's first national park, Yellowstone National Park , was established in Wyoming in 12 to protect an area of ______ natural beauty.
A.
incredulous
B.
incredible
C.
edible
D.
believable
【单选题】Yellowstone National Park is (one of) the (older parks) in the United States. It was (established) by Congress (in) 1872.
A.
one of
B.
older parks
C.
established
D.
in
【单选题】对于类定义： class A{ public： virtual void funcl(){} void func2(){} )； class B：public A{ public： voidfuncl(){cout＜＜“class Bfunc 1”＜＜endl；} virtual void func2(){cout＜＜“class B func 2”＜＜endl；} }； 下面正确的叙述是( )。
A.
A：：func2()和B：：funcl()都是虚函数
B.
A：：func2()和B：：funcl()都不是虚函数
C.
B：：funcl()是虚函数，而A：：func2()不是虚函数
D.
B：：funcl()不是虚函数，而A：：func2()是虚函数
【单选题】Why does the professor think Ann would be interested in going to Yellowstone?
A.
She is from Yellowstone.
B.
She needs the money.
C.
She has been studying animal diseases.
D.
Her thesis adviser is heading the project.
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