Eating too much fat can _____ heart disease and cause high blood pressure.
| A．result from | B．contribute to | C．attend to | D．devote to |
Unfortunately, not everyone has realized the important part that healthy diets in their daily life.
| A．play |
| B．playing |
| C．to play |
| D．are playing |
I was on the point of talking to the professor when John .
| A．cut off |
| B．cut in |
| C．cut up |
| D．cut down |
It is said that he will his business to his son when he retires.
| A．hand in |
| B．hand out |
| C．hand over |
| D．hand up |
When he was 20 years old, he a doctor in the village.
| A．was |
| B．became |
| C．turned |
| D．changed |
Look! Several people in the crowd seemed .
| A．to be fighting |
| B．to have fought |
| C．being fought |
| D．having fought |