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科目： 來源：不詳 題型：單選題

—Hi, Susan, where were you at lunch time？I ________ a seat for you in the coffee shop.
—Oh, sorry to miss you.My political science class ran longer than usual.
A．a(chǎn)m savingB．was saving
C．had savedD．have saved

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科目： 來源：不詳 題型：單選題

His sister left home in 1998，and ________ since.
A．had not been heard ofB．has not been heard of
C．had not heard ofD．has not heard of

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科目： 來源：不詳 題型：單選題

—Why does the lake smell terrible?
—Because large quantities of water ________.
A．have pollutedB．is being polluted
C．has been pollutedD．have been polluted

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科目： 來源：不詳 題型：單選題

The water ________ cool when I jumped into the pool for morning exercise.
A．was feltB．is feltC．feltD．feels

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科目： 來源：不詳 題型：單選題

—I'd like a pen which ________ well.
—Will this one ________？
A．writes；doB．writes；work
C．is written；doD．is written；work

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科目： 來源：不詳 題型：單選題

All the scientific evidence ________ that increasing use of chemicals in farming ________ damaging our health.(2012·湖南)
A．show；areB．shows；are
C．show；isD．shows；is

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科目： 來源：不詳 題型：單選題

Walmart，which is one of the largest American supermarket chains，________ some of its stores open 24 hours on Mondays through Saturdays.(2012·安徽)
A．keepsB．keepC．have keptD．had kept

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科目： 來源：不詳 題型：單選題

The basketball coach，as well as his team，________ interviewed shortly after the match for their outstanding performance.(2012·陜西)
A．wereB．wasC．isD．a(chǎn)re

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科目： 來源：不詳 題型：單選題

(2011·湖南)One－third of the country ________ covered with trees and the majority of the citizens ________ black people.
A．is；areB．is；isC．a(chǎn)re；areD．a(chǎn)re；is

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科目： 來源：不詳 題型：單選題

________ a certain doubt among the people as to the practical value of the project.
A．It hasB．They have
C．It remainsD．There remains

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