人教版小升初英语总复习必考知识点易错题大全
一:学生易错词汇
1. a, an的选择: 元音字母开头的单词用an,辅音字母开头的单词用a. 2. am , is , are的选择: 单数用is , 复数用are. I 用 am , you 用 are. 3. have , has 的选择: 表示某人有某物。单数用has , 复数用have. I , you 用 have .
4. there is, there are 的选择:表示某地有某物,某人。单数用there is , 复数用there are.
5. some, any 的选择:肯定句用some, 疑问句和否定句用any.
6. 疑问词的选择:what (什么) who (谁) where (哪里) whose (谁的) why(为什么)when(什么时候)
which(哪一个)how old (多大) how many (多少)how much(多少钱)
二:形容词比较级详解
当我们需要对事物作出比较时,需要用到比较级。比较级的句子结构通常是: 什么 + 动词be (am , is , are ) + 形容词比较级 + than(比)+ 什么 ,如: I’m taller and heavier than you. (我比你更高和更重。) An elephant is bigger than a tiger. (一只大象比一只老虎更大。) 形容词的比较级是在形容词的基础上变化而来的,它的变化规则是: ① 一般的直接在词尾加er ,如 tall - taller , strong - stronger , ② 以e结尾的,直接加r ,如 fine – finer ,
③ 以辅音字母加y结尾的,先改y为i再加er,如funny - funnier
④ 双写最后的字母再加er,如big – bigger, thin – thinner ,hot – hotter
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☆注意 比较的两者应该是互相对应的可比较的东西。
典型错误:My hair is longer than you.(我的头发比你更长。) 比较的两者是我的头发、你(整个人),那么比较的对象就没有可比性。
应该改为:My hair is longer than yours. 或My hair is longer than your hair.
比较级专项练习:
一、从方框中选出合适的单词完成句子 heavy tall long big (1) How is the Yellow River? (2) How is Mr Green? He’s 175cm. (3) How are your feet? I wear size 18. (4)How is the fish? It’s 2kg.
二、根据句意写出所缺的单词
(1) I’m 12 years old. You’re 14. I’m than you. (2) A rabbit’s tail is than a monkey’s tail. (3) An elephant is than a pig. (4) A lake is than a sea.
(5) A basketball is than a football.
三、根据中文完成句子.
(1) 我比我的弟弟大三岁. I’m than my brother. (2) 这棵树要比那棵树高. This tree than that one. (3) 你比他矮四厘米. You are than he. (4) 谁比你重? than you?
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四、根据答句写出问句 (1) I’m 160 cm. (2) I’m 12 years old. (4) Amy’s hair is 30 cm long.
三:动词过去式详解 动词的过去式的构成规则有: A、规则动词
① 一般直接在动词的后面加ed:如 worked , learned , cleaned , visited ② 以e结尾的动词直接加d:如 lived , danced , used
③ 以辅音字母加y结尾的动词要改y为i再加ed(此类动词较少)如 study – studied carry – carried worry – worried (注意play、stay不是辅音字母加y,所以不属于此类)
④ 双写最后一个字母(此类动词较少)如 stopped
B、不规则动词(此类词并无规则,须熟记)小学阶段要记住以下动词的原形和过去式:
sing – sang , eat – ate , see – saw , have – had , do – did , go – went , take – took , buy – bought , get – got , read – read ,fly – flew , am/is – was , are – were , say – said , leave – left , swim – swam , tell – told , draw – drew , come – came , lose – lost , find – found , drink – drank , hurt – hurt , feel – felt
四:动词现在分词详解, 动词的ing形式的构成规则:
① 一般的直接在后面加上ing , 如doing , going , working , singing , eating
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