I began watching here an hour ago, but now nothing         yet.

Our foreign teacher Mr Green       us English since three years ago.

—Would you like to watch the three-D film Titanic with me?
—Certainly. I don’t mind seeing it again although I         it twice.

—You haven't been to the West Lake, have you?
—         .But I will go there with my parents this summer vacation.

—Hello,may I speak to Mr. Smith?
—Sorry,he isn't in. He           the library.