My elder brother has gone to Tibet to work as a volunteer teacher. Influenced by him, I also want to become_______when I graduate from the university.
| A．that | B．it | C．this | D．one |
If we ______ the other road, we might have arrived here in time for the meeting.
| A．take | B．had taken | C．took | D．have taken |
Jessie, my best friend _______ me of some really bad things just to hurt me. I felt betrayed.
| A．accused | B．informed | C．reminded | D．warned |
twice a year, whether it is a car ,a bus or a truck, is the rule that every driver must obey in this city.
| A．Examining | B．Examined |
| C．Being examined | D．Having been examined |
to his scientific research, the professor cared little about his family.
| A．Devoting | B．Devoted | C．Having devoted | D．To devote |
Simon made a big bamboo box _______ the little sick bird till it could fly.
| A．keep | B．kept | C．keeping | D．to keep |