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【单选题】
Throughout history, societies have suffered from the following poverty except_____.A.
Social poverty
B.
Biological poverty
C.
Intellectual poverty
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【简答题】（理）．已知a n = 1 4 n + 2 100 （n=1，2，…），则S 99 =a 1 +a 2 +…+a 99 =______．
【简答题】（理）若 lim n→∞ (2n+ a n 2 -2n+1 bn+2 )=2 ，则实数a+b的值为______．
【单选题】In the following motion, who is the agent of action? MOTION – “This house, as the central government, would pay people to settle in second-tier cities.”
A.
Unclear
B.
Central Government
C.
Second-tier cities
D.
First-tier cities
【简答题】（理）对于数列，若 lim n→∞ [（3n-1）a n ]=1，则 lim n→∞ (n a n ) =______．
【简答题】理）已知数列{a n }对任意p、q∈N * 有a p a q =a p+q ，若 ，则 = .