原帖由 Lois 于 2009-2-4 22:39 发表 5 n1 ]- f- \/ K. N$ u5 s4 \1 D" @9 dyou are wrong, and your friend is also wrong./ l$ ^4 m8 W! n. F: Y. ]& y
it has always been 1 year.
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I read the learner's book 5 years ago, which said one year holding time of class 7 to class 5. Did you take the exam 6 years ago?