句子·沛沛英语 - Unit 169

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   I was busy looking after my grandfather.

　　

   What have you been busy doing?

　　

   I'm busy day and night with conferences.

　　

   Are you busy this afternoon?

　　

　　

   The shop is busy in the Christmas season..

　　

   I'm not busy , I'd like to go.

　　

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句子·沛沛英语 - Unit 169