按要求完成句子
He finished his work yesterday.（改为被动语态）
His work ____________  ____________  ______________him yesterday.
He left his office ten minutes ago.（同义句）
He  _________  _________  _________  __________  his office  _______ten minutes.
The Internet is used to find information.（划线部分提问）
_______________  ___________the Internet  ________  ________  ___________？
We’ve already finished reading the book. (改为一般疑问句)
_______________  you _____________  _____________ the book _______________?
You will spend about an hour on each level. (同义句)
Each level __________  ______________  ___________about an hour.