Thank you for your comments . They are really helpful for me to improve next time!
改的好详细。。。我写的错了好多，也学到蛮多
very patient about answering my questions ， give me many notes in detail and I learn lots from themO(∩_∩)O~
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Thank you for your comments . They are really helpful for me to improve next time!
改的好详细。。。我写的错了好多，也学到蛮多
very patient about answering my questions ， give me many notes in detail and I learn lots from themO(∩_∩)O~