He didn"t pass the exam _____ he had studied harder.[ ]A. because B.

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He didn"t pass the exam _____ he had studied harder.[     ]
A. because
B. but
C. even if
D. if

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举一反三

I like music ________ it"s very relaxing.    [     ]
A. but
B. and
C. because
D. or

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-Why do you like dogs?
-__________ they are very friendly.[ ]
A. Because
B. But
C. And
D. Or

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A tourist will easily lose his way in Beijing _________ he has a map or a guide.[     ]
A. if
B. because
C. unless
D. when

题型：浙江省月考题难度：| 查看答案

_____ he has a lot of money, he always feels unhappy. [ ]
A. If
B. Because
C. Until
D. Although

题型：山东省期中题难度：| 查看答案

It doesn"t matter____you fail the exam. Keep on studying hard, and then you will succeed in the end.    [     ]
A. before
B. unless
C. if
D. until

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