27. Since 1994, the glacier in Antarctica has lowered by as much as 90cm, ______________sea level to rise.
| A．having caused | B．causing | C．caused | D．being caused |
The two friends had a quarrel about money, but shortly afterwards they shook hands and ________.
| A．took up | B．made up | C．put up | D．brought up |
China has been pushing the reform of public hospitals________ all its citizens.
| A．in charge of | B．for the purpose of |
| C．in honor of | D．for the benefit of |
---Do you know the timetable of the school bus?
---Sure, the first trip________ at 6:30 a.m. and usually continues until 4 p.m. on weekdays.
| A．will start | B．starts | C．is starting | D．started |
Words failed to ________ my feelings the moment I saw my long-lost sister.
| A．control | B．convey | C．exchange | D．affect |
Do you know how much time and effort they devoted________ such a complicated project?
| A．to complete | B．completed | C．completing | D．to completing |