. -What is the book mainly about? -Well, it ________ a little boy who suffered a lot during the war.
My home is about ________ from my school.
He spent ________ yuan on the new computer.
___________ travellers come to visit our city every year.
The number of the students in our grade ________about six _______, of them are girls.
We'll be away for two weeks because we'll have a ___________.