---What’s this? ---________.
| A．This is a pen | B．That’s a pen | C．It’s a pen | D．It’s pen |
. ______ money as well as protect the environment, some people celebrate Christmas in less material ways.
| A．To save | B．Save | C．Saved | D．Saving |
The books on the left shelf ______ quite interesting. You could read them to your kid before bedtime.
| A．is | B．are | C．look | D．sounds |
Betty, why didn't you answer the phone last night?
—Oh, sorry about that. My mobile phone ______ in the living room.
| A．left | B．has left |
| C．is left | D．was left |
Stop talking, Andy. You ______ your work yet.
—Sorry, sir. I'll do it right away.
| A．don't finish | B．won't finish |
| C．haven't finished | D．didn't finish |
The fire______ in a shoe factory and burned an area of more than 800 square meters.
| A．broke down | B．broke out |
| C．broke up | D．broke off |