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1、题目29:已知正项等比数列{an}中,a1=1,a3=4,则此数列前3项和为( )

A、6

B、7

C、8

D、9

答案:B

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1、题目15:--Let’s buy some cards for our teachers on Teachers’ Day. --Why not make some by hand?It’s much ().
https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7598-c0c7-f71e22d0230e.html
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1、题目129:--() does your cousin usually go to work on foot? --He says it's good for his health.
https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-8538-c0c7-f71e22d02309.html
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1、题目5:tan(450)=( )
https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-0c30-c0c7-f71e22d02304.html
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1、题目45:--Annie has a () ,and she is going to see her dentist today.
https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7980-c0c7-f71e22d02315.html
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1、题目52:His uncle will give him () birthday persent.It’ll be wonderful.
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1、题目36:I will try my best to stop my son from () the same mistake.
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1、题目73:Mr.Smith told his son () the football match because of the exam.
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1、题目60:--Peter is () than you,right? --Yes,but he is () runner in our class.
https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7d68-c0c7-f71e22d02304.html
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1、题目29:已知正项等比数列{an}中,a1=1,a3=4,则此数列前3项和为( )
https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-1018-c0c7-f71e22d02302.html
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1、题目22:下列四组对象,不能够组成集合的是( )
https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-0c30-c0c7-f71e22d02315.html
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1、题目29:已知正项等比数列{an}中,a1=1,a3=4,则此数列前3项和为( )

A、6

B、7

C、8

D、9

答案:B

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相关题目
1、题目15:--Let’s buy some cards for our teachers on Teachers’ Day. --Why not make some by hand?It’s much ().

A.  interesting

B.  more interesting

C.  the most interesting

D.  most interesting

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7598-c0c7-f71e22d0230e.html
点击查看答案
1、题目129:--() does your cousin usually go to work on foot? --He says it's good for his health.

A.  Where

B.  When

C.  Why

D.  How

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-8538-c0c7-f71e22d02309.html
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1、题目5:tan(450)=( )

A. 0.5

B. -1

C. -0.5

D. 1

https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-0c30-c0c7-f71e22d02304.html
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1、题目45:--Annie has a () ,and she is going to see her dentist today.

A.  cold

B.  fever

C.  cough

D.  toothache

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7980-c0c7-f71e22d02315.html
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1、题目52:His uncle will give him () birthday persent.It’ll be wonderful.

A.  a

B.  an

C.  the

D.  /

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7980-c0c7-f71e22d0231c.html
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1、题目36:I will try my best to stop my son from () the same mistake.

A.  make

B.  made

C.  makes

D.  making

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7980-c0c7-f71e22d0230c.html
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1、题目73:Mr.Smith told his son () the football match because of the exam.

A.  not to watch

B.  to not watch

C.  not watching

D.  doesn't watch

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7d68-c0c7-f71e22d02311.html
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1、题目60:--Peter is () than you,right? --Yes,but he is () runner in our class.

A.  heavier;best

B.  heavy;the best

C.  heavier;the best

D.  heavy;better

https://www.shititong.cn/cha-kan/shiti/0005dd23-8dbd-7d68-c0c7-f71e22d02304.html
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1、题目29:已知正项等比数列{an}中,a1=1,a3=4,则此数列前3项和为( )

A. 6

B. 7

C. 8

D. 9

https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-1018-c0c7-f71e22d02302.html
点击查看答案
1、题目22:下列四组对象,不能够组成集合的是( )

A.  某班所有高个子的学生

B.  所有的正整数

C.  相反数等于它自身的实数

D.  倒数等于它自身的实数

https://www.shititong.cn/cha-kan/shiti/0005dd36-d705-0c30-c0c7-f71e22d02315.html
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