问题
选择题
______ I always felt I would pass the exam, I never thought I would get an A.[ ]
A. While
B. Once
C. If
D. Until
答案
答案：A
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______ I always felt I would pass the exam, I never thought I would get an A.[ ]
A. While
B. Once
C. If
D. Until
答案：A
