Unit 1 Topic 2 Section C 学案 2023-2024学年仁爱科普版英语九年级上册

U1T2 Section C学案 1英文分数表达法:分子为基数词,分母为序数词,先读分子后读 分母。当分子大于1时,分母序数词变为复数,直接在词尾+ S。 1/4 one fourth 2/3 two thirds 原文中.,and about one fifth of the people in the world live in China, 而且世界上大约五分之一的人口生活在中国。 Eg.Three fifths of the students have passed the exams. 五分之三的学生已经通过了考试。 2.Because of the large population,there is less living space for each family.由于人口众多,可供每个家庭的生活空间比较少 :because of由于,因为,介词词组,后面接单词或短语不能跟句子。 Eg She walked slowly because of her bad leg.她由于腿不方便,行走缓 慢。而because连词后面接句子 I won't go out today because it's raining 因为下雨,我今天不出去。 3sofr“到目前为止,迄今为止”常与现在完成时连用 We have learnt over 2 000 words so far 到目前为止,我们已经学了2000多个单词了。 4 take measures to do sth.采取措施做某事如 We should take measures to protect our environment from now on. 从现在开始,我们应该采取措施保护我们的环境。 1/5 5 be known as作为.而出名,相当于be famous as Eg.Mo Yan is known as an excellent writer. 莫言是一位公认的优秀作家。 另外be known for=be famous for因..著名for后面表示物或人之 所以闻名的原因,The film star is known for his fine acting. 那位电影明星以精湛的演技而著称。 6 work well in sth.doing sth.表示在某方面起明显的作用。 lDoing eye exercises works well in protecting our eyesight. 做眼保健操在保护我们的视力方面起到了明显的作用。 7 thanks to sb./sth.幸亏由于 Thanks to a lot of hard work,it was a great success. 由于尽心竭力,这才获得巨大的成功。 一根据汉语意思完成句子,每空一词。 1迄今为止,没人打破他的记录。 no one has broken his record. 2.我们班有三分之二的学生来自农村。 -of the students in our class come from the countryside 3这项新政策对改善环境起到很好的作用。 This new policy has improving our invironment. 4.多亏了这位好心人,我找到了丢失的自行车。 2/5 this kind man,I found my lost bike. 5.一名警官昨天给我们提供了帮助。 A policeman helpus yesterday. 二阅读理解。 A very important world problem is the growing population on the earth. In 2010,the population of the world was about 6 800 000000.That is a great number and we know it quite well.The important thing is not how large the population of the world is now,but the rate of its growth-it is about 1.63 percent every year. Every second,four babies are born in the world.Another baby!Another baby!You can not even speak quickly enough to keep up with the birth rate.The population is growing larger and lar