One third of the country __________ covered with trees and the majority of the citizens __________ black people.
| A．is; are | B．is; is |
| C．are; are | D．are; is |
Frank insisted that he was not asleep I had great difficulty in waking him up.
| A．whether |
| B．although |
| C．for |
| D．so |
It was a nice meal, _______a little expensive.
| A．though |
| B．whether |
| C．as |
| D．since |
Suddenly a good idea me that I could use a computer to do the job.
| A．formed |
| B．came to |
| C．occurred |
| D．struck on |
I often ________the words I don’t know in the dictionary or on the internet.
| A．look up |
| B．look at |
| C．look for |
| D．look into |
— OK, I' ve had enough of it. I give up.
— You can't ________ your responsibilities.
| A．run off with |
| B．run up against |
| C．run out of |
| D．run away from |