Which is smaller, the sun _____________the moon?[ ]A. so B. but C. or D.

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Which is smaller, the sun _____________the moon?[     ]
A. so
B. but
C. or
D. and

答案

举一反三

We should try a good way to keep ______ teachers______ students ______.          [     ]
A. both; and; happily
B. either; or; happy
C. all; and; happily
D. both; and; happy

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—Mum, maths is too hard for me.
—Honey, work hard, _____ you"ll find it easy.        [     ]
A. but
B. or
C. and
D. so

题型：期末题难度：| 查看答案

—I hear that Sang Lan can _____ walk _____ run till now.
—But she is trying to do everything she can. [ ]
A. either; or
B. neither; nor
C. not only; but also
D. both; and

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Don’t cross the road_______ the light turns green.[ ]
A. as
B. when
C. while
D. until

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We have helped the animals in danger _______ it has still a lot of things to do . [ ]
A. so
B. and
C. but

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