He was reading a book at this time yesterday.改为被动语态
He was reading a book at this time yesterday.改为被动语态
改被动语态He was doing his homework at this time yesterday .
He was writing a letter at 9:00 yesterday.改为被动语态
句子改写he should finish reading the book on time.(改为被动语态)
He was riding a bike at this time yesterday.
He was cleaning the class room at that time (改为被动语态)
he was -------at this time yesterday
He bought me a pen yesterday 改为被动语态
He gave me a book改为被动语态
He gave me a book 改为被动语态
LuXun wrote this book 改为被动语态
He was ___a plane at this time yesterday