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科目： 來源：不詳 題型：單選題

Was it at the end of the exploration   you discovered the evidence     the monsters used to exist in the lake?
A．which；whichB．that；thatC．where；thatD．that；which

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______ online shopping has accounted for a large part of the total purchase volume, many people think the traditional shopping style is irreplaceable.
A．BecauseB．OnceC．UnlessD．Although

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科目： 來源：不詳 題型：單選題

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Don’t leave the chocolates _______Cathy can get them. They are not good for teeth.
A．whetherB．in whichC．where D．unless

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科目： 來源：不詳 題型：單選題

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_____ you have a complaint to make, do something about it right away. The longer you wait, the harder it will be to get your complaint resolved.
A．IfB．UnlessC．ThoughD．Since

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科目： 來源：不詳 題型：單選題

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________ being very convenient to shoppers, plastic bags also cause serious white pollution.
A．BecauseB．SinceC．WhileD．If

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科目： 來源：不詳 題型：單選題


If you keep working hard like this, it won’t be ______ you can read the English novels in the original (原著).  
A．before longB．soon afterC．long beforeD．long after

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科目： 來源：不詳 題型：單選題

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.Modern China is experiencing a completely new period ______ respect for science and creativity has become the guiding principle of the society.
A．whichB．whereC．thatD．in which

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科目： 來源：不詳 題型：單選題

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_______ the argument sounds reasonable, it still needs support of evidence.
A．SinceB．WhetherC．AlthoughD．As

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科目： 來源：不詳 題型：單選題

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He made a big mistake, and _________, he lost his job.
A．a(chǎn)s a resultB．a(chǎn)s soon asC．in caseD．even if

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科目： 來源：不詳 題型：單選題


Follow your teacher’s advice, __________ you will catch up with your classmates.
A．orB．a(chǎn)ndC．a(chǎn)sD．but

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