题目：
Not every prisoner can travel, and we have strict and fair regulations. Those selected ______ have
performed well in the prison and are going to be released soon.[ ]
A. could
B. might
C. must
D. should
答案：
答案：C
Not every prisoner can travel, and we have strict and fair regulations. Those selected ______ have
performed well in the prison and are going to be released soon.[ ]
A. could
B. might
C. must
D. should
答案：C
