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1.Don't you think this is a ( )浪费 of time?
2.This is not a family where bad behavior goes ( )免受惩罚的
3.His grandparents buy him many things and yet he is still ( )粗鲁的 to them
4.he is very busy.He( )很小goes out for a picnic
5.Food( )包含fat,salt,sugar and fiber