– How fast when the police stopped you? -- I don’t know exactly, but not too fast, I think. A. were you driving B. did you drive C. are you driving
--The blue pen is mine. ______ this dictionary? --It’s hers.
--______ are they? --They are my ______.
--________ your friend? -- He is OK.
--What’s that ______ English? --It’s a bookcase.
Here ______ two tapes on my desk.