_____ great fun it is to make a snowman in winter.

This is my friend. ____ name is Bob and ____ is 12 years old.

It is generally accepted that __________ boy must learn to stand up and fight like _______ man.

There are forty-five students _______ in our class.

Chinese villages still problems such as poor road conditions, shabby toilets, dirty environment, and undeveloped basic public services.