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【单选题】
The writer went to Fuji to____.A.
participate in a celebration
B.
teach children there how to use the computer
C.
make an adventure in the sea
D.
spend the holiday on the seashore
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举一反三
【简答题】数列 的前n项和为 ，若数列 的各项按如下规律排列： 有如下运算和结论：① ②数列 是等比 数列；③数列 的前n项和为 ④若 存在 ，使 其中正确的结论有 .（将你认 为正确的结论序号都填上）
【单选题】Woman: If the traffic weren’t so bad, we should be at home before eight o’clock. Man: Don’t be worried. We couldn’t fly home, anyway. Woman: We’ll be late for CCTV Spring Festival Gala. Man: But w...
A.
Husband and wife.
B.
Teacher and student.
C.
Two friends.
D.
Customer and waiter.
【单选题】唯物史观认为，人类社会发展的根本规律是
A.
社会存在决定社会意识的规律
B.
上层建筑一定要适应经济基础状况的规律
C.
生产关系一定要适应生产力状况的规律
D.
阶级斗争发展的规律
【单选题】—Do they have a Music Festival? —________. [ ]
A.
Yes, it is
B.
Yes, we do
C.
No, we do
D.
Yes, they do
【单选题】We have no festival, nor ______, nor ceremony, not so-called Thanksgivings, by which the farmer expresses a sense of the sacredness of his calling, or is reminded of its sacred origin.
A.
process
B.
proceed
C.
procession
D.
possession
【简答题】We have just spent an unusual Spring Festival. Prepare a short passage in no less than 100 words.
【简答题】在等比数列 中， （1）求数列 的通项公式； （2）令 ，求数列 的前n项和 .
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