原帖由 Lois 于 2009-2-4 22:39 发表 6 D- z E* d2 {8 |5 ~% `you are wrong, and your friend is also wrong.7 ]- v9 _; W4 a2 R9 ^* F$ C( _ d
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?