—Excuse me. Where is Mr Green’s office?
—It’s on ______ floor.

Bill is an _______ boy.

Because of Project Hope, ___ children have better lives.

    girls took part in the Happy Girl Competition but only few of them succeeded.

There are ________ people in the supermarket. It’s so crowded.

–How far is it from the railway station to the hotel?  
--It’s about _______ walk.

________of the land in that district________ covered with trees and grass．

      —Can I help you?
—I’d like ____________ for my twin daughters.

Qinghai-Tibet Railway(青藏铁路) was completed last year. It is the __________ railway that connects Tibet with the other parts of China.

We are sure the_________Olympic Games in Beijing next year will be one of_________games in history.