.
No one knows when such a custom first __________.
| A．formed | B．came into being |
| C．was come into being | D．was forming |
— Hello， this is 8325788.
— ____?
| A．How are you | B．Will you come tonight |
| C．Can I take a message | D．Is that Mike |
— Could I borrow your camera?
— ____. But you will have to buy some film.
| A．I'm sorry | B．Of course not | C．Sure | D．I hope so |
— Would you mind ____ the window? It's hot here!
— ____.
| A．to open; No， please | B．open; Yes， please |
| C．opening; No， of course not | D．opening; Yes， please |
— Have you got any oranges and apples?
— ____
| A．Yes， madam， on the second shelf over there. |
| B．The oranges are very cheap. |
| C．You like apples， don't you? |
| D．Of course， we have some fruits. |
— I'll meet you outside the cinema in an hour， OK?
— ____.
| A．No， 2 hours later | B．Yes， that's a good idea |
| C．OK， but I can manage | D．No， I don't think so |