题目内容
6. Susan's hard work was when she was finally admitted to a key university.
A. paid back B. paid off
C. paid up D. paid out
6. B pay off表示"得到回报"，这里指勤奋学习得到回报。 pay back意为"报答;报复"；pay up 意为"付清"；pay out意为"付出款项"。
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题目内容
6. Susan's hard work was when she was finally admitted to a key university.
A. paid back B. paid off
C. paid up D. paid out
6. B pay off表示"得到回报"，这里指勤奋学习得到回报。 pay back意为"报答;报复"；pay up 意为"付清"；pay out意为"付出款项"。