He ________late watching TV when he was a student, but now he ________to bed early.
| A．was used to staying up; is used to go |
| B．used to staying up; used to go |
| C．used to stay up; is used to going |
| D．used to stay up; used to go |
Owen wouldn't eat anythinghe cooked it himself
| A． | until | B． | since | C． | unless | D． | while |
- I wonderyou'll water this kind of flower.
--Every other day.
| A． | how often | B． | how long | C． | how soon | D． | how much |
________ many times, he finally understood it. 
| A．Told | B．Telling | C．Having told | D．Having been told |
—Would you please help me with the box?
—_________
| A．Yes, please | B．No, please don’t | C．With pleasure | D．My pleasure |
—How about your journey to Mount Emei?
—Everything was wonderful except that our car _________ twice on the way.
| A．slowed down | B．broke down | C．got down | D．put down |