The house used to ______.
| A．belong to Mr. Brown |
| B．belonging to ,Mr. Brown |
| C．belong to Mr. Brown’s |
| D．to be Mr. Brown |
If we ________ careful, fire can be dangerous.
| A．don’t be | B．are | C．won’t be | D．aren’t |
Miss Li came into the classroom ____ a smile _______ her face.
| A．wear; on | B．with; on | C．with; in | D．has; on |
His friend found______________ to tell him the truth .
| A．that was necessary | B．necessary |
| C．it’s necessary | D．it necessary |
I didn’t see John yesterday. Do you know what _______________ him?
| A．happened | B．happened to | C．did happen to | D．happens to |
_________ nice weather! Let’s fly kites in the park .
| A．What | B．How | C．What a | D．How a |