新版人教版八年级上英语3-4单元的知识点.docx

新版人教版八年级上英语3-4单元的知识点 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’re getting more and more beautiful. ●“the+比较级……，the+比较级……”表示“越……，就越……” Eg: The more you exercise, the stronger you will be. ●“As…as”中间接原级，表示“与…一样”，否定为“not as/ so…as”表示“不如” Eg: He is as tall as his father. He is not as/ so tall as his father. ●“比较级+than”(more/ less +原级+than)与“not as/ so…as”可以互换 Eg: I’m taller than you. Chinese is more important than Biology. You’re shorter than me.Biology is less important than Chinese You’re not as/ so tall as me. Biology is not as/ so important as Chinese ●比……大/多/长/宽几倍，用“主语+be+……times+比较级+than+比较对象” Eg: Our classroom is twice larger than yours. ●重几斤，高几公分，大几岁……，用“主语+be+数量词+比较级+than+比较对象” Eg: I’m six years older than you. 3，loudly大声地，响亮地（多含噪音之意） aloud大声地，出声地（强调出声）read aloud call aloud for help loud大声地，高声地，常与speak，shout，laugh，talk连用 响亮的，大声的loud voice 4，fast强调速度快run/ drive fast 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’re getting more and more beautiful. ●“the+比较级……，the+比较级……”表示“越……，就越……” Eg: The more you exercise, the stronger you will be. ●“As…as”中间接原级，表示“与…一样”，否定为“not as/ so…as”表示“不如” Eg: He is as tall as his father. He is not as/ so tall as his father. ●“比较级+than”(more/ less +原级+than)与“not as/ so…as”可以互换 Eg: I’m taller than you. Chinese is more important than Biology. You’re shorter than me.Biology is less important than Chinese You’re not as/ so tall as me. Biology is not as/ so important as Chinese ●比……大/多/长/宽几倍，用“主语+be+……times+比较级+than+比较对象” Eg: Our classroom is twice larger than yours. ●重几斤，高几公分，大几岁……，用“主语+be+数量词+比较级+than+比较对象” Eg: I’m six years older than you. 3，loudly大声地，响亮地（多含噪音之意） aloud大声地，出声地（强调出声）read aloud call aloud for help loud大声地，高声地，常与speak，shout，laugh，talk连用 响亮的，大声的loud voice 4，fast强调速度快run/ drive fast 。