问题描述：
They r___ would like you to come to the party.I don't know the a____to these exercises.
My deskmate often p____ singing the song.but he still can't singit well.
The boy often I_______his school things at home.
My deskmate often p____ singing the song.but he still can't singit well.
The boy often I_______his school things at home.
问题解答：
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