问题
选择题
If you are not satisfied with their products, you can ________. It's your right. [ ]
A. compare
B. complete
C. complain
D. compose
答案
答案：C
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If you are not satisfied with their products, you can ________. It's your right. [ ]
A. compare
B. complete
C. complain
D. compose
答案：C
