一、单项选择（本大题共14分，每小题1分）
1. _________ old man behind Mary is _________ university teacher.
A. An; an B. A; the C. The; a D. The; an
2. The two cities have reached an __________ to develop science and technology.
A. education B. excitement C. agreement D. invention
3. There is just _________ at home. Would you go to the supermarket and get _________?
A. a few vegetables; some B. few vegetables; any
C. a little juice; some D. little juice; any
4. _________ of the land in that district _________ covered with trees and grass.
A. Two fifths; is B. Two fifth; are C. Two fifth; is D. Two fifths; are
