My grandfather is very old, _______ he never stops learning.[ ]A. thanB. tho

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My grandfather is very old, _______ he never stops learning.[ ]
A. than
B. though
C. but
D. unless

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举一反三

I bought a present for her, _____ she didn"t like it. [ ]
A. and
B. but
C. so
D. for

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_____ we were eating dinner in the restaurant, the owner"s dog took my bag away quietly. [ ]
A. Because
B. While
C. As soon as
D. Until

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When you learn new English words, use them often, ______ you"ll forget them easily．[     ]
A. but
B. so
C. or
D. and

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Money is important        it"s not the most important thing.
   [     ]
A. and
B. but
C. or
D. so

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Be careful, you"ll miss the right answer.[ ]
A. and
B. or
C. but
D. so

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