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【简答题】
已知数列{a n }为等比数列． （1）若a 1 +a 2 +a 3 =21，a 1 a 2 a 3 =216，求a n ； （2）若a 3 a 5 =18，a 4 a 8 =72，求公比q．
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举一反三
【简答题】下面程序的运行结果是在窗体中显示的： 运行后窗体上显示的是______。
【简答题】Hed rather die a heroic death____________________(也不愿出卖同志)．
【简答题】In this section there are four passages followed by questions or un finj3hed statements,each with four suggested answers marked[A], [B],[C] and [D]. Choose the one that you think is the best answer. M...
【单选题】-Was his father very strict with him when he was at school? -Yes．He hed never praised him()he became one of the topstudents in his grade．
A.
after
B.
unless
C.
until
D.
when
【简答题】/ hed/___
【简答题】A．whose B．she C．he D．who
【单选题】No sooner did he complete the job______he found hed made a disastrous mistake.
A.
when
B.
what
C.
than
D.
that
【单选题】听力原文： If your boss asks you to work in Moscow this year, hed better offer you more money to do so — or even double that depending on where you live now. Thats because Moscow has just been found to be ...
A.
Tokyo.
B.
Hong Kong.
C.
Moscow.
D.
Sydney.
【单选题】I think hed like to stay at home this evening rather than_________ out.
A.
goes
B.
going
C.
gone
D.
go
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