—How far is the factory from here?—It’s about 4 kilometres _______. 

— Dad, must we wait for the green light? — Yes, I’m afraid we ________. That’s the traffic rule (规则).

—Eric, please turn down the music. ______ Lucy ______ Lily are sleeping.—Sorry, I’ll do it right away.

— Have you 　　　 watched any of James Cameron’s movies before? — Yes. I like his movies. Both Avatar and Titanic are my favourites.

 — How much of his speech do you think you have understood?—             . I wish I had worked harder.