问题补充:
A great many people paid attention to the race in the sports meeting to be held next quarter.
A. 800-metre-long
B. 800-metres-long
C. 800 meter length
D. 800 meters length
答案:
(答案→)A. 800-metre-long
B. 800-metres-long
C. 800 meter length
D. 800 meters length
解析:考查复合形容词:句意:很多人注意下个季度将举行的运动会的800米赛跑。800-metre-long是复合形容词,单词之间需要连词符,名词metre应该是单数。选A。