问题
选择题
Jane worked hard before the final exam, and it ______. She got an A. [ ]
A. paid off
B. showed off
C. took off
D. set off
答案
答案：A
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Jane worked hard before the final exam, and it ______. She got an A. [ ]
A. paid off
B. showed off
C. took off
D. set off
答案：A