Don't throw litter ______. You must give ______ your bad habit. [ ]A. up; in B. about; up C. on
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题目简介
Don't throw litter ______. You must give ______ your bad habit. [ ]A. up; in B. about; up C. on
题目详情
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B. about; up
C. on; up
D. about; on
答案