Read and choose．读对话，选择相应的向子，将序号填在横线上。
Mother：________ John：She's Miss White，our teacher．
Mother：________ John：He's Mr. Lin，our P．
Mother：Who's that girl? John：________ She's from America．
Mother：________ John：Guess．
Mother：I know he's Mike． John：Yes．________
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