Mr. Smith was ________ UNICEF officer. He came to the village and changed the poor girl’s life.

Tiger Watch, _______ one-hour documentary, won_______ award for its amazing photography.

There’s          milk in the fridge. Let’s go to buy some .

— My son seldom has        breakfast.
— It is         unhealthy habit. You must ask him to change it.

Linda loves music and she often plays ______ violin in her free time.

I like playing ____ football, but I don’t like playing____ piano.

– What do you think of ____________ 2013Asian Youth Games?
- I should say it was ________ success.

Do you know _________ an “o” and _________ “u” in the word “computer”?

—What __heavy rain it was！
—Yes, but I love___ air after it rains. It smells so fresh.