原帖由 annie66 于 2009-2-4 21:03 发表 " _/ r, [. t! w3 _0 h9 P4 H I'm sure you haven't had Class 7 yet. If you read learner's book, you will know the answer.
原帖由 苏美人 于 2009-2-4 21:55 发表 ) d' b" l8 D$ k h* \/ |; \我已经有了7号了。以前考的时候记得是说得两年。但最近听朋友说改一年了。
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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?