句型转换。
The Smiths have lived in the country for five years.（对画线部分提问）
_____ _____ _____ the Smiths lived in the country?
Being a greener person is so easy.（同义句转换）
It is not _____ _____ be a greener person.
This shop opened three days ago.（同义句转换）
This shop _____ _____ _____ for three days.
Did your father go to Japan?（改为现在完成时）
_____ your father _____ to Japan?