1.Mark Twain wrote the book同义句
Mark Twain (is the writer/author) of the book.
2.Do you have a favourite band同义句
(Is there) a band (you like best)?
3.His first visit to China was in 2000.
He (visited) China (for the first time) in 2000.
4.She sat nearest to the doctor's door
(Nobody else) sat (nearer) to the doctor's door (than) she did.
5.It's time for lunch.
It's time for (you/us/me to have) lunch.