207. After a few days’ hard work, the workers have broken the neck of the project. The underlined part probably means _____.
| A．the workers have damaged the project |
| B．the workers have delayed the project |
| C．the workers have got rid of the project |
| D．the workers have finished the most difficult part of the project. |
Evidence of a powerful volcano, which erupted under the ice sheet of West Antarctica around 325BC and might still be active now, __________ so far by British scientists.
| A．confirmed | B．has confirmed |
| C．is confirmed | D．has been confirmed |
The reason why the girl decided to leave her boyfriend was that she didn’t feel _________.
| A．accurate | B．secure | C．unbearable | D．adequate |
Youras a student will be excellent if you develop a habit of reflecting on how you learn.
| A．operation | B．growth |
| C．performance | D．character |
It rained heavily in the south, ______ serious flooding in several provinces.
| A．caused | B．having caused |
| C．causing | D．to cause |
We are all able to live a green life. For instance, we can get something repaired ____buy a new one.
| A．other than | B．rather than |
| C．more than | D．less than |