---Great changes have taken place in this city.

---Right. Many modern tall buildings have been ________ these years.

---How nice the music sounds!

---It does! The peaceful music will make you feel ________.

---He saw a UFO flying ____ his head at nine o'clock last night.

---Really?

---Excuse me. Could you tell me ____ about robots?

---Of course.

---Would you like to come to our English party?

---Oh, great!________．

---When did Roger change his job?

---He hasn't changed his job．He still works in the some computer store．

-But I saw him ________ watches on the street corner．

---I'm getting fatter and fatter, what should I do, doctor?

---You'd better eat ________ food and take ________ exercise．

---I've got a lot of exercise these days, but still can't lose weight．

---Exercise is not enough．You should also ________．Eating the right food is very important for weight control．