问题
选择题
— I'm sorry to hear that Bill failed the exam again.
— Don't worry about him. I'm sure that he will never give up until he _____.[ ]
A. succeed
B. succeeds
C. succeeded
答案
答案：B
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— I'm sorry to hear that Bill failed the exam again.
— Don't worry about him. I'm sure that he will never give up until he _____.[ ]
A. succeed
B. succeeds
C. succeeded
答案：B
