Li Na plays __________ tennis very well. She has become __________ first Asian woman toreach a Grand Slam（大满贯）final.

Yesterday I lost my pencil sharpener. I couldn’t find_______.—Oh, it’s a pity. You’d better buy ________ this afternoon.

What did they __________ about the competition?– A great success.

It was in the small house _______ was built with stone by his father _______ he spent his childhood.

There are three ________ students in their school.