1、题目2ID4287在等比数列 {an}中, a2=4,a3=8,则a5=( )
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1、题目50ID4202y=cos4x的周期为( )
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1、题目67ID2763I don＇t believe we＇ve met before, () I must say you do look familiar.
A. therefore
B. although
C. since
D. unless
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1、题目51ID2708There () lots of people at the restaurant when I got there.
A. is
B. was
C. are
D. were
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1、题目74ID3179There is ()local shop for people to buy daily things in the small village.
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1、题目16ID670下面句子中括号里的词语使用恰当的一项是
A. 目前家电市场硝烟弥漫,空调降价大战(一触即发).
B. 在学习遇到困难的时候,我们要善于(虚张声势)把大家的自信心树立起来.
C. 日本军国主义所发动的侵华战争给中国人民带来了深重的灾难,可是日本本部省却(别出心裁)地一再修改日本中学教科书,掩盖战争罪行.
D. 听到有人落水了,正在江边消夏的人们纷纷(忘乎所以)地跳入水中去营救.
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1、题目45ID4262下列各组集合M与N中,表示相等的集合是( )
A. M={(0,1)},N={0,1}
B. M={(0,1)},N={(1,0)}
C. M={(0,1)},N={(x,y)|x=0且y=1}
D. M={π},N={3.14}
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1、题目42ID3191Can I wear any clothes I like to school? ----No,you can＇t.You()wear a uniform.
A. might
B. must
C. will
D. would
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1、题目13ID4224等比数列
中,a2=2,a3=16,则公比q为( )
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1、题目49ID4213若a0,则下列不等式成立的是( )
A. a+c>b+c
B. ac>bc
C. ac<bc
D. a-c>b-c
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