分类：教育/科学-升学入学-高考
问题：Shewas_____herheart_____herwork,? 
She was _____ her heart_____ her work,so she didn’t hear he knock at the door.A.  putting;intoB.  putting;inthe y is a,why not b
回答：into 强调过程 但是in只是强调一个状态