人教八年级英语上册Unit-3教学重点归纳

八年级英语上册Unit 3教学重点归纳 Unit 3 I’m more outgoing than my sister. 1，比较级，最高级变化规则    一般在词尾+ er或est；以e 结尾的加r或st；重读闭音节双写辅音字母+ er或est；辅音字母+y结尾的，改y为i+ er或est；多音节词和部分双音节词，加more或most。    不规则变化见书本P114 2，比较级用法 ((基本句型：主语+be+比较级+than+比较对象 ((两者相比较用比较级   eg：Who do you think is more outgoing，Lily or Lucy？ ((Very，more，quite，so，too等修饰原级；much，a little，a lot，a bit，far ，even等修饰比较级    eg：I’m much/ a little / a lot / a bit /far more outgoing than my sister.     I’m even worse now. ((不能与人或事物自身相比较 eg：He is taller than any other student in his class.     China is larger than any country in Africa. ((比较对象要一致（that代替不可数名词，those代替可数名词复数，所有格，ones） eg：The weather in Harbin is much colder than that in Wuhan.     The students of Class One study harder than those of Class Two.     My bike is newer than Tom’s. ((比较级中出现of the two/ twins结构时，adj比较级前要+the，不可用than Eg：Tom is the taller of the two brothers. ((“get/ become+ 比较级+and +比较级”表示“变得越来越……”（多音节或部分双音节用“more and more+原级） Eg: It gets warmer and warmer when spring comes.    You’