The number of teachers in our school _______ greatly increased last term.A number of teachers in this school ______from the countryside.
| A．was;is | B．was;are | C．were;are | D．were;is |
Are they doing____ homework?
| A．them | B．theirs | C．they | D．their |
What are you ____?
| A．looking for | B．look at | C．looking to | D．looking |
--____ does Mary ___?
---The USA.
A. When; come from B. Where; from C. How; go D. Where; come from
It’s a fine day for ____.
| A．swimming | B．to swim | C．swims | D．a swimming |
Dr. Brown buys me ____ orange coat. ____ coat is nice.
| A．a; The | B．an; a | C．an; The | D．the; The |