根据提示完成句子（每空一词）
自从上次我们小学见面以来已经有3年时间了。
It has ____ ____ ____ ____ we last saw our primary school classmates.

根据提示填空（每空一词）
Lily bought this book last week. (改为同义句)
Lily ____ ____ the book ____ a week.

根据提示填空（每空一词）
David began to work two hours ago. (改为同义句)
David has ____ ____ two hours.

根据提示填空（每空一词）
She has learned English for five years. (改为同义句)
She has learned English ____ five years ____.

根据提示填空（每空一词）
She has learned English for five years. (就加粗部分提问)
____ ____ ____ she learned English?

根据提示填空（每空一词）
他自从去年来到这儿就教英语。
He ____ ____ English since he ____ here last year.

根据提示填空（每空一词）
他们结婚十年了。
They have ____ ____ for ten years.

根据提示填空（每空一词）
吉姆本学期因为自己的努力取得了很大的进步。
Jim has ____ great ____ this term because of his effort.

根据提示填空（每空一词）
David has been to Beijing twice. (对加粗部分进行提问)
____ ____ ____ ____ David been to Beijing?

根据提示填空（每空一词）
Tom has already read the book. (改为一般疑问句)
____Tom read the book ____?