--Why are you laughing?
--Oh, I’ve just read interesting story.
| A．a | B．the | C．an | D．/ |
— Is this your watch? --- ______. It’s his watch.
| A．Yes, it is | B．No, it isn’t |
| C．Yes, they are | D．No, they aren’t |
—- ________ is your ruler?—- It’s orange.
| A．What | B．How |
| C．What about | D．What color |
_____a dog. We don’t know_____ name.
| A．It is, its | B．Its, it is |
| C．It is, It is | D．It is, is |
—Your pen is very nice.—________________.
| A．OK | B．No, it isn’t |
| C．Thank you | D．Yes, it is. |
—What’s that? —________English book.
| A．It’s a | B．That’s an |
| C．It’s an | D．That’s a |