-- His long ______ speech made the audience very ______ .--No wonder many people fell asleep. A. tiring…tiring B. tired…tired C. tiring…tired D. tired…tiring 答案:C 解析:形容词tiring常和表示物的名词连用,tired常和与有人关的名词连用。“黑河—腾冲”一线是我国重要的人口地理分界线,读图“中国人口的分布图”,说出我国人口的分布特点是 ( )A. 东少西多 B. 东南部人口稀疏,西北部人口稠密C. 南多北少 D. 东南部人口稠密,西北部人口稀疏