--Hi, Bob. Long time no see. ____? --I've just bought a new car. It's great.
There’s a policeman over there . Let’s ask him ________.
____ great picture! Who painted it?
—____ interesting the storybook is! —Yes. I have read it twice.
Please connect the phone ________ the computer. A at B.into C.with D.in
Why not join an English club to practice ________?