_____ that dress when he first saw you in the street?
| A．Are you wearing | B．Did you wear |
| C．Have you worn | D．Were you wearing |
I’m sorry I can’t help ___________ the flowers, because I’m busy preparing for the singing competition _____________ tomorrow.
| A．watering; to be held |
| B．water; being held |
| C．to water; held |
| D．to water; to be held |
Mr. Green stood up in defense of the 16-year-old boy, saying that he was not the one_______.
| A．blamed |
| B．blaming |
| C．to blame |
| D．to be blamed |
Isn’t it time you got down to ___ the papers?
| A．mark |
| B．be marked |
| C．being marked |
| D．marking |
Bill was doing a lot of physical exercises to build up his ________.
| A．ability |
| B．force |
| C．strength |
| D．mind |
How beautifully she sings! I have never heard _____ voice.
| A．a better |
| B．a best |
| C．the better |
| D．the best |