【正文】
one sixth one ninth one twentieth five sixths two ninths seven twentieths attention 61659192201207one (a) half a quarter three quarters three and a half 213414321back ? What’ s the topic sentence of paragraph three? ? What has China done to control the population? Onechild policy. So far, our government has taken many measures to control the population. Sum up ? ? ? ,被 … 所熟知 ? ? ? ? population problem is still serious in china. ? a long way to go 。s +adj.+ for sb.+ to do sth. cause many difficulties the whole nation be short of much heavier 分數(shù)的表達法 ?英語中分數(shù)表示法:分子用基數(shù)詞,分母用序數(shù)詞。s the population of … There are There are about billion people in China. = China ___ ___ ______ ____ billion. What’ s the population of China? has a population