42. When Peter was at collage, he paid a visit to the library.A. oftenB. frequentlyC. rec

发布时间：2020-08-16 06:38:27


42. When Peter was at collage, he paid a      visit to the library.
A. often
B. frequently
C. recent
D. Frequent

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A. often
B. frequently
C. recent
(答案→)D. Frequent
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