Although this _____sound like a simple task, great care is needed.
| A．must | B．may | C．shall | D．should |
How do people react __________ his speech against pollution?
| A．on | B．to |
| C．at | D．in |
In my opinion, learning is endless and the more knowledge you get, __________.
| A．the more for life are you equipped |
| B．the more life you are equipped for |
| C．the more equipped for life you are |
| D．you are equipped the more life |
Thirty percent of the cattle __________ thin, but the rest __________ fat.
| A．are; are | B．is; is |
| C．is; are | D．are; is |
__________ of the land in that district __________ covered with trees and grass.
| A．Two fifth; is | B．Two fifth; are |
| C．Two fifths; is | D．Two fifths; are |
With great pain, the wounded soldier __________ to his feet and went on fighting.
| A．expanded | B．supported |
| C．equipped | D．struggled |