用方框中所给单词的适当形式填空，使短文正确、通顺（每词限用一次）。Dear Dick,How time flies! I have been back to school 【小题1

用方框中所给单词的适当形式填空，使短文正确、通顺（每词限用一次）。

Dear Dick,
How time flies! I have been back to school 【小题1】 two weeks. These days, I have 【小题2】 a lot about the population in China.
China has a population of 1.3 billion. It has reached about one 【小题3】of the world’s population. About 80 percent of the people live in the 【小题4】. It causes many difficulties. In less developed areas, not all the parents can offer 【小题5】 children a good education. Some children can’t go to school.
China has taken measures to 【小题6】 the population. China’s economy （经济）grows 【小题7】 faster and their living conditions have changed a lot. 【小题8】of us have lived in bright and tall buildings. We have had ring roads and they are 【小题9】 enough. We have had more comfortable life.
【小题10】, the large population problem is still serious in China.
How about the population of your country? Can you tell me about it?
Yours,
Mariafor

(答案→)for 解析：这篇短文介绍了玛丽写给迪克的一封信。信中介绍了中国的现状。中国发展的很快但是也存在着巨大的问题，如环境污染问题。【小题1】我已经回到学校有两周了，for 达……，故填for【小题2】这些天关于中国的人口我学到了许多，该句是现在完成时态，故填learned 【小题3】中国的人口大约占世界人口的五分之一。在英语中分子用基数词表达，分母用序数词表达如果分子大于1，分母变复数。故填fifth【小题4】百分之八十的人生活在城市，名词复数，故填cities【小题5】在不发达的地区不是所有的父母都能为他们的孩子提供好的教育。形容词性的物主代词后加名词，故填their【小题6】中国已经采取措施以控制人口。故填control【小题7】中国的经济发展的更快了。Much,修饰比较级，说明比较的程度，故填.much【小题8】我们中大部分人已经住进了明亮的高楼里。大部分，故填.Most【小题9】我们有了环形路，他们足够的宽阔，故填wide【小题10】然而在中国巨大的污染问题仍然严重However

我好好复习下