When I opened the door, I found my father sitting in his chair, completely ______ in a magazine.
| A．absorbed | B．focused | C．losing | D．concentrated |
Alexander tried to get his work ________ in the medical circles.
| A．to recognize | B．recognizing |
| C．recognize | D．recognized |
There are some health problems that, when ________ in time, can become bigger ones later on.
| A．not treated |
| B．not being treated |
| C．not to be treated |
| D．not having been treated |
In April thousands of holidaymakers remained ________ abroad due to the volcanic ash cloud.
| A．sticking | B．stuck |
| C．to be stuck | D．to have stuck |
Film has a much shorter history, especially when ________ such art forms as music and painting.
| A．having compared to | B．comparing to |
| C．compare to | D．compared to |
When ________ for his views about his teaching job, Philip said he found it very interesting and rewarding.
| A．asking | B．asked |
| C．having asked | D．to be asked |