________ many times, he finally understood it. 
| A．Told | B．Telling | C．Having told | D．Having been told |
The old man stood by the window, __________ his eyes on the people playing in the park.
| A．fix | B．fixing |
| C．fixed | D．to fix |
If you are a man who always __________ to do everything, you are unlikely to achieve your goal.
| A．pretends | B．offers |
| C．manages | D．hesitates |
Many people are against the new policy while some lawyers are __________ it.
| A．in favour of | B．in memory of |
| C．in honor of | D．in search of |
__________ an hour in the morning and you will be looking for it during the rest of the day.
| A．Losing | B．To lose |
| C．Lose | D．Lost |
The present situation, __________ we must survey all kinds of conditions around us, is serious about the employment.
| A．which | B．what |
| C．where | D．when |