问题
选择题
Li Ling doesn't want to _____ her friends _____. So he always helps them in time. [ ]
A. take; up
B. let; up
C. let; down
答案
答案：C
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Li Ling doesn't want to _____ her friends _____. So he always helps them in time. [ ]
A. take; up
B. let; up
C. let; down
答案：C