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【单选题】
According to the professor, why do Diana and Campbell monkeys NOT fight?A.
Both species live in the same area in Africa.
B.
The Diana monkeys are too small to attack other species.
C.
The two groups are not in competition for food.
D.
Campbell monkeys are more likely to attack putty-nosed monkeys.
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【简答题】A month ago I wrote to the store complaining about its bad service, but I haven't gotten a(n) yet.
【判断题】仪容,通常指人的外观、外貌。就个人的整体形象而言,容貌是整个仪表的一个至关重要的环节。它反映着一个人的精神面貌、朝气和活力,是传达给接触对象感官最直接、最生动的第一信息。( )
A.
正确
B.
错误
【单选题】A month ago i wrote to the store complaining about its bad service, but I haven't gotten a yet.
A.
efficiency
B.
curb
C.
estimate
D.
response
【单选题】以下 ( ) 成员函数是纯虚函数。
A.
virtual int f(int);
B.
void f(int)=0;
C.
virtual void f()=0;
D.
virtual void f(int){}
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