问题
选择题
I'm going to help __________ the city parks with myclassmates to make them clean and tidy. [ ]
A. fix up
B. make up
C. clean up
D. put up
答案
答案：C
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I'm going to help __________ the city parks with myclassmates to make them clean and tidy. [ ]
A. fix up
B. make up
C. clean up
D. put up
答案：C
