问题
选择题
If you listen to me, you _____ have some candies, my son. [ ]
A. should
B. shall
C. must
D. may
答案
答案：B
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If you listen to me, you _____ have some candies, my son. [ ]
A. should
B. shall
C. must
D. may
答案：B
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固定义齿修复一年，目前自觉基牙咬合痛。其主要原因为（）。