The students are cleaning their classroom. _____ are cleaning the windows. _____ are cleaning the chairs.

---Which colour do you prefer, red or pink?--- _________ . I really don’t mind.

—How long does it take to get to the airport?—Forty minutes. But it’s foggy today. I’m not sure          the highway will closes soon. Let’s set off earlier.

The girl is ten years old(岁).   name is Cindy.

—Peter, what have done with the poor dog? He is wet through!—Not ______, mum! I never do the same thing a second time.