2012-2013学年山西省晋中市昔阳中学高二下学期期中考试英语试卷（带解析）

1.如图，已知∠AOB=30°，M为OB边上任意一点，以M为圆心，2cm为半径作⊙M，当 OM={#blank#}1{#/blank#}cm时，⊙M与OA相切．

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2.如图，⊙O是△ABC的外接圆，BC为⊙O的直径，作∠CAD=∠B，且点E在BC的延长线上，CE⊥AD于点E，

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3.如图，已知△ABC是等边三角形，以AB为直径作⊙O，交AC边于点D，交BC边于点E，作DF⊥BC于点F．

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4.如图，已知△ABC是等边三角形，以AB为直径作⊙O，交AC边于点D，交BC边于点E，作DF⊥BC于点F．

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5.如图，AB是⊙O的直径，点C在⊙O上（异于A、B两点），AD⊥CD．

①若BC=3，AB=5，求AC的长？

②若AC是∠DAB的平分线，求证：直线CD与⊙O相切．

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6.如图，△ABC内接于⊙O，AB=AC，过点A作AD⊥AB交⊙O于点D，交BC于点E，点F在DA的延长线上，且∠ABF=∠C．

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7.如图，△ABC内接于⊙O，AB=AC，过点A作AD⊥AB交⊙O于点D，交BC于点E，点F在DA的延长线上，且∠ABF=∠C．

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8.

近年来，雾霾天气频现，空气质量受了社会的广泛关注，《苏州市市区禁止燃放烟花爆竹规定》已于2017年1月1日起施行。本规定适用于吴江区、吴中区、相城区、姑苏区、苏州工业园区、苏州高新区（虎丘区）等行政区域，目的在于防止环境污染，坚持绿色发展，推进美丽中国建设。

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9.

近年来，雾霾天气频现，空气质量受了社会的广泛关注，《苏州市市区禁止燃放烟花爆竹规定》已于2017年1月1日起施行。本规定适用于吴江区、吴中区、相城区、姑苏区、苏州工业园区、苏州高新区（虎丘区）等行政区域，目的在于防止环境污染，坚持绿色发展，推进美丽中国建设。

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10.

近年来，雾霾天气频现，空气质量受了社会的广泛关注，《苏州市市区禁止燃放烟花爆竹规定》已于2017年1月1日起施行。本规定适用于吴江区、吴中区、相城区、姑苏区、苏州工业园区、苏州高新区（虎丘区）等行政区域，目的在于防止环境污染，坚持绿色发展，推进美丽中国建设。

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11.如图，已知AB是⊙O的直径，点C，D在⊙O上，点E在⊙O外，∠EAC=∠B=60°．

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12.如图，AB是⊙O直径，D为⊙O上一点，AT平分∠BAD交⊙O于点T，过T作AD的垂线交AD的延长线于点C．

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13.如图，AB是⊙O直径，D为⊙O上一点，AT平分∠BAD交⊙O于点T，过T作AD的垂线交AD的延长线于点C．

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14.如图，AB是⊙O直径，D为⊙O上一点，AT平分∠BAD交⊙O于点T，过T作AD的垂线交AD的延长线于点C．

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15.

You’d better practice more and play better if you want to make a good ______ on the audience at the concerts.

A．decision

B．impression

C．harmony

D．conclusion

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16.

— Would you please join us in this computer game?
— Thank you, but I’d rather________.

A．not to

B．not join

C．not do

D．not

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17.

The medical team, three doctors and two nurses, _______ for the mountain area yesterday.

A．put off

B．put up

C．set about

D．set off

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18.

The film Not One Less, ______ on a real story, is very instructive and well worth seeing.

A．to base

B．be based

C．basing

D．based

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19.

_______ greatly by what he had heard and seen, he made up his mind to stand on his own feet again.

A．Inspiring

B．To be inspired

C．Being inspired

D．Inspired

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20.

Laws are what keep society ______ and the nation at peace.

A．in order

B．in need

C．in fact

D．in existence

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21.

It is a surprise for me to see that these old-fashioned machines are still ________ in the big city.

A．in order

B．in use

C．in danger

D．in difficulty

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22.

When the elevator doors open, stand aside and let everyone out ________ you try to get in.

A．unless

B．although

C．until

D．before

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23.

Did you remember to give Jenny the money?
—Yes. ________ I saw her, I'm sure.

A．So long as

B．So far as

C．The moment

D．Any time

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24.

The reason ______ he gave for being late was _______ he forgot to set the alarm clock.

A．which; because	B．why; because
C．which; that	D．that; because

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25.

It was because he was ill ______ we decided to return home.

A．why

B．that

C．when

D．where

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26.

I failed in the final examination last term and only then_____ the importance of studies.

A．I realized

B．I had realized

C．had I realized

D．did I realize

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27.

—I’ve been invited to a department party tonight. Are you going to come?
— Oh, I’d really like to, but I have a ton of work. ___________________.

A．Thank you anyway	B．You’re welcome
C．All right.	D．With pleasure.

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2012-2013学年山西省晋中市昔阳中学高二下学期期中考试英语试卷（带解析）

1.选择题(共14题)

2.单项选择(共13题)

【1】题量占比

【2】：难度分析