作文。
Dear Dr.Smith,
I am a middle school student .For some reason I have to go to a new school. When I get there, I find everything is strange to me .And I don't think I can make friends. I feel lonely. I can't study as well as before. What should I do now? I need your help.
Yours,David
假如你是Dr.Smith ，请针对David 的苦恼，给他一些建议，写一封的100词左右的回信。
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