busy preparing的意思

busy preparing的意思 people are busy preparing for it的同义句 He is busy preparing for the exam的同义句 people are busy preparing for Who is preparing for the birthday party?的意思 Farmers are busy preparing for Christmas中的preparing是动名词还是现在分 busy的中文意思是什么? a busy day的意思 谁知道busy的中文意思? i am too busy preparing for the exam ___________ (play) The students are busy preparing for the national entrance ex my mother is busy preparing for supper.改错.