I when there came a knock at the door.
| A．about to go to bed | B．am going to bed |
| C．was just about to go to bed | D．have gone to bed |
Finding her car stolen, _______.
| A．a policeman was asked to help |
| B．the area was searching thoroughly |
| C．it was looked for everywhere |
| D．she hurried to a policeman for help |
A cook will be immediately fired if he is found _______ in the kitchen.
| A．smoke | B．smoking |
| C．to smoke | D．smoked |
We looked everywhere for the keys, but they are nowhere _______.
| A．to find | B．to have found |
| C．to be found | D．being found |
He was reading his book, completely _______ to the world.
| A．lost | B．losing |
| C．to lose | D．to have lost |
“Mum, why do you always make me eat an egg every day?” “________ enough protein and nutrition as you are growing up.”
| A．Get | B．Getting |
| C．To get | D．to be getting |