One winter day ____, he saw the tracks of animals in the snow and observed that the appearance of each one was different.
| A．while he hunting | B．while hunting |
| C．while he hunt | D．while hunted |
The professor spoke so fast that I found __________ him.
| A．it hard following |
| B．hard to follow |
| C．its being hard to follow |
| D．it hard to follow |
__________ the window, my finger was seriously cut.
| A．Having cleaned |
| B．To clean |
| C．While cleaning |
| D．While I was cleaning |
The old temple __________ roof was damaged in storm is now under repair.
| A．where |
| B．which |
| C．its |
| D．whose |
—Can you believe I had to pay 30 dollars for a haircut?
—You should try the barber's __________ I go. It's only 15.
| A．as |
| B．which |
| C．where |
| D．that |
I said that she agreed to my idea, so we a date for it, and my wife __________ what we did.
| A．agreed on ；agreed with |
| B．agreed with ；agreed on |
| C．agreed to ； agreed with |
| D．agreed with ； agreed to |