—Please write here. I"ll come back soon.—All right. We won"t leave ______ you co

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—Please write here. I"ll come back soon.
—All right. We won"t leave ______ you come back.[ ]
A. since
B. until
C. while

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举一反三

I hope to go to France some day _____ there are many famous art museums. [ ]
A. when
B. if
C. because
D. whose

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I hope to go to France some day ____ there are many famous art museums. [ ]
A. when
B. if
C. because
D. whose

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—I"m going to Hangzhou for a holiday this weekend.
—____ you are there, can you buy me some green tea?

[ ]

A. Because
B. If
C. While
D. After

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I don"t know ____ he is right or not. [ ]
A. that
B. what
C. if
D. whether

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—Oh, no. Our school football team lose again.
—They won"t win _____ they practice more.[     ]
A. if
B. unless
C. when
D. because

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