A: My house is much too stuffy nowadays. B: It's the hot weather. A: I bought an air conditioner, but it doesn't help at night. B: I heard it's bad to leave it on at night. A: Why can't I leave it on at night? B: It causes you to catch cold. A: I bought a fan, but it makes too much noise. B: Why don't you install a ceiling fan? A: Are they quiet? B: Yes, and inexpensive, too. A: Is it easy to install? B: Yes. If they weren't, they'd fall on people all the time.
