Unit Seven What’s the highest mountain in the world?课文难点解析及相关巩固训练
1. 目标
population
【解析】population是一个集合名词。population常与定冠词the连用,作主语用时,谓语动词常用第三人称单数形式。例如: The world's population is increasing faster and faster.
当主语是表示"人口的百分之几、几分之几"时,谓语动词不用单数形式。例如:
About seventy percent of the population in China are farmers.
有时population可用作可数名词,其前可用不定冠词。例如:
China has a population of about 1.3 billion. (=There is a population of about 1.3 billion in China.)
表示人口的"多"或"少",不用"much"或"little",而要用"______________"或"___________l"。例如:
