We knew nothing about it ______ his mother told us. [ ]A. if B. after C. tha

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We knew nothing about it ______ his mother told us. [ ]
A. if
B. after
C. that
D. until

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举一反三

I don"t like winter _____ it"s too cold. [ ]
A. and
B. but
C. or
D. because

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Tigers live as a family baby tigers are 2-3 years old.[ ]
A. after
B. when
C. while
D . until

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he can"t sing English songs, he can speak English well. [ ]
A. Although; but
B. But; although
C. Although; /

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I"m not very strong, ____ I usually exercise. [ ]
A. because
B. and
C. although

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— How long has the nationwide ban (禁止) on plastic bags been put into practice?
— the beginning of June. [ ]
A. Behind
B. Since
C. For
D. At

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