If farming goes ________ nature, all kinds of disasters are the results.
| A．against | B．for | C．with | D．to |
---How exciting ! I drove my new car at a speed of 110km/h on Sunday morning.
---Were you crazy ? You ______ yourself !
| A．muxt have killed | B．would have killed |
| C．should have killed | D．could have killed |
When____, the museum will be open to the public next year.
| A．completing | B．completed | C．being completed | D．to be completed |
_____ the ladder, get someone to hold it.
| A．When climbed | B．When to climb |
| C．When climbing | D．When one climbs |
Don't leave your work half _____.
| A．being done | B．doing | C．to do | D．done |
Any student,who is thougnt ______ the rules, for example, by cheating, has _____ before a student court.
| A．to have broken; to appear | B．to break; to get |
| C．broken; taken | D．to break; to be taken |