____of the land in that district ____covered with trees and grass.
| A．two fifth; is | B．two fifths; are |
| C．two fifths; is | D．two fifths; are |
The manager suggested the workers’ pay ______ by 10 percent.
| A．should increased | B．would be increased |
| C．increased | D．be increased |
The spokesman said that the poor safety standards were ______ for last Sunday’s accident.
| A．blaming | B．blamed |
| C．to blame | D．to be blamed |
It was ______ that caused her to serve dinner an hour later than usual.
| A．us being late | B．our being late |
| C．we were late | D．because we were late |
Neither I nor Amy ______ to attend the business conference if we are busy.
| A．was | B．were | C．is | D．are |
Though David talked about the origins of ______ universe, I didn’t think what he said made ______ sense.
| A．the; / | B．the; a |
| C．/; / | D．/; a |