我覺得應該是前兩者各占五分之一,後者占五分之三。
挺好,但是“各占三分之一”有問題
所有跟帖:
• 多謝提醒。 -badminton2- ♀ (0 bytes) () 01/22/2013 postreply 21:03:45
• 多謝提醒。 -badminton2- ♀ (0 bytes) () 01/22/2013 postreply 21:03:45
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