改为被动语态:The police have arrested the thief He was typing a letter改为被动语态:The police have arrested the thiefHe was typing a letter
问题描述:
改为被动语态:The police have arrested the thief He was typing a letter
改为被动语态:
The police have arrested the thief
He was typing a letter
答
the thief have been arrested by the police.
a letter was being typed by him.