Thank you very much! However, for question 6, even if I use AP,

Thank you so much! However, for question 6, according to teacher PJiang's post: even if I use AP, H-1 is still valid? I still can extend my H-1?

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回复:Thank you very much! However, for question 6, even if I use A -crysvin- 给 crysvin 发送悄悄话 crysvin 的博客首页 (204 bytes) () 01/26/2008 postreply 12:12:56

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