外研版小学英语语法总复习知识点归纳
一、时态 1. 一般现在时
(1) 表示经常发生的动作或事情,通常用 “ usually通常,often常常,every…
每…,sometimes 有时,always 总是,” 等词。
(2) 基本结构 :
主语 I / You / We / They /He / She / It
肯定句 :主语+ 动词原形或动词第三人称单数形式 否定句 :主语 + don't + 动词原形 或者 doesn't + 动原 一般疑问句 (Yes/No) Do … ? Yes, I do. No,I don 't.
Does …(动词原形)…? Yes,he/she does. No,he/ she doesn ' t.
特殊疑问句 What do …? How does she …(动词原形 )…? (3) 动词第三人称单数形式 ( 同名词单数变成复数方法相同 )
1. 一般情况 +s 如:walk-walks 2. 辅音字母+y结尾 去y +ies fly-flies 3. 结尾是 s, x , sh, ch +es watch-watches 4. 结尾是 0 +es do-does, go-goes 5. 特殊 have-has
2. 现在进行时
(1) 表示正在发生的动作,通常用“ now现在,look看,linsen听”. (2) 基本形式 : be + 动词 -ing eg: I am(not) doing my homework.
You/We/They are(not) reading. He/She/It is(not) eating.
What are you doing? Is he reading? (3) 动词的现在分词形式(动词+ing) 一般情况 +ing walk —walking
结尾是不发音的 e -e + ing come—coming 重读闭音节 双写最后一个字母 +ing swim-swimming run-running
3. 一般过去时
(1) 表示过去已经发生的事情,通常用 “last…上一个…,years ago 许多年前, yesterday 昨天”等词。
(2) be 动词的过去式 : am/is —was are —were
(3) 过去式基本结构 肯定句 :主语+ 动词过去式
I went shopping last night. 否定句 :主语 + d idn 't + 动词原形
I didn 't go shopping last night.
一般疑问句 (Yes/No) Did …+ 动词原形…?
Did you go shopping last night?
特殊疑问句 (wh-) What did …+ 动词原形…? What did you do last night? (4) 动词过去式的变化 : 规则动词的变化 :
just now 刚才, many (1) 一般动词 +ed planted,watered,climbed (2) 以不发音的 e 结尾 +d liked tied (3) 辅音字母加 y 结尾 -y+ ied study
—studied, cry- cried