80. Last week, we had a meeting. I told the chairman that I couldn’t attend it for I had something important to do, but he insisted _____ my being present.
| A．on | B．in | C．to | D．At |
Passengers are permitted __________ only one piece of hand luggage onto the plane.
| A．to carry |
| B．carrying |
| C．to be carried |
| D．being carried |
He couldn't __________ his father that John was telling the truth.
| A．convince |
| B．believe |
| C．admit |
| D．display |
Nobody could understand her though she tried to __________ her idea by using the simplest English, because they are foreigners.
| A．display |
| B．convey |
| C．say |
| D．speak |
We don't know that plan __________ by the teacher is __________ three parts.
| A．put off; consists of |
| B．put forward; makes up |
| C．raised; made up of |
| D．risen; made up |
Once new difficulties __________ in your work, it's always important to use your brains.
| A．raise |
| B．arise |
| C．arouse |
| D．rise |