1、题目53:Look at () calendar.It's June22.
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1、题目44:不等式7-2x2<-1的解集是( )
A. {x|-2<x<2}
B. {x|x>2或x<-2}
C. {x|-2≤x<2}
D. {x|x≥2或x<-2}
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1、题目52:在等比数列{an}中,已知a1·a6=21,则a2·a5=( )
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1、题目128:--()can you finish the report on food safety? --In two days.
A. How far
B. How much
C. How often
D. How soon
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1、题目117:--Will Karen come to our party? --She hasn't decided yet.She () come.
A. need
B. must
C. may
D. has to
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1、题目56:在等比数列{an}中,a2=2,公比q=2,则此数列的前3项和为( )
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1、题目59:函数
的定义域为( )
A. (0,1)
B. [0,1)
C. (0,1]
D. [0,1]
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1、题目35:下列函数在(-∞,0)上为增函数的是( )
A. y=-x+3
B. y=-2x
C. y=-2x+1
D. y=5x+3
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1、题目124:--My aunt said she called you yesterday morning,but there was no answer. --Oh,we were at home.Maybe my husband with my daughter and me () my car in the garden.
A. were washing
B. had washed
C. was washing
D. washed
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1、题目60:已知集合A={( )|x+2y=6}, B={( )|x-y=3},那么A∩B为( )
A. x=4,y=1
B. {(4,1)}
C. {4,1}
D. (4,1)
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