30天学完初中语法：口诀 + 例句 + 练习题

第1周：基础入门（初一）

Day1 名词单复数

口诀

一般直接加s，s/x/ch/sh加es

辅音+y变i加es，f/fe常变ves

例句

book → books

box → boxes

baby → babies

练习

写出下列单词的复数形式：

1. watch

2. family

3. knife

Day2 名词所有格

口诀

单数后加’s，复数s后只加’

两人共有只加后，各自拥有都加’

例句

Tom’s bag

the teachers’ office

Lily and Lucy’s room

练习

根据汉语写英语：

1. 汤姆的书

2. 孩子们的房间

3. 露西和莉莉的书包（共有）

Day3 人称代词 & 物主代词

口诀

主格作主语，宾格动介后

形代后接名词，名代单独用

例句

I like her.

This is my book.

This book is mine.

练习

用适当代词填空：

1. ______ mother is a teacher. (I)

2. Please help ______. (he)

3. This isn’t my pen. ______ is red. (I)

Day4 冠词 a / an / the

口诀

辅音音素用a，元音音素用an

特指双方都知道，独一无二要用the

例句

a pen, an apple

the sun, the moon

练习

填入 a / an / the，不需要则填“/”

1. It’s ______ useful book.

2. He is ______ honest boy.

3. ______ earth goes around ______ sun.

Day5 介词 in / on / at

口诀

时间点用at，具体某天用on

年月季节大地点，统统都用in

例句

at 7:00

on Monday

in 2026

练习

填入 in / on / at

1. I get up ______ 6:30 every morning.

2. We will have a party ______ Sunday.

3. He was born ______ October.

Day6 一般现在时

口诀

经常习惯真理性，一般现在最常用

三单动词要变化，否定疑问用does

例句

He gets up at 6 every day.

We often play basketball.

练习

用所给动词适当形式填空：

1. She ______ (like) music very much.

2. They ______ (go) to school on foot.

3. My father ______ (watch) TV every evening.

Day7 现在进行时

口诀

look, listen, now，正在进行要记牢

am/is/are加doing，be动词不能少

例句

Look! The bird is flying.

Listen! Someone is singing.

练习

用所给动词适当形式填空：

1. They ______ (play) football now.

2. Look! The little girl ______ (dance).

3. What ______ you ______ (do) now?

第2周：时态巩固（初一）

Day8 一般过去时

口诀

过去发生过去做，动词变成过去式

规则加ed，不规则要牢记

例句

I went to the park yesterday.

She visited her grandma last week.

练习

用所给动词适当形式填空：

1. He ______ (visit) his uncle last Sunday.

2. They ______ (play) basketball yesterday afternoon.

3. She ______ (watch) a movie last night.

Day9 There be 句型

口诀

There be有某地，be动词看后面

单数is复数are，就近原则别搞混

例句

There is a book on the desk.

There are some apples in the bag.

练习

填入 is / are

1. There ______ some water in the bottle.

2. There ______ two books on the desk.

3. There ______ a pen and three pencils in the box.

Day10 句子类型

口诀

陈述主谓排好序，疑问助动词提前

祈使句无主语，感叹句what/how开头

例句

What a nice day!

Don’t be late.

练习

按要求改写句子：

1. It is a clever dog.（改为感叹句）

2. Close the window.（改为否定祈使句）

Day11 形容词 vs 副词

口诀

形修名放名前，副修动放动后

形容词作表语，副词修饰全句

例句

He is a quick runner.

He runs quickly.

练习

用所给词适当形式填空：

1. He speaks English very ______ (good).

2. She is a ______ (careful) girl.

3. Please listen to me ______ (careful).

Day12 比较级 & 最高级

口诀

单音节加er/est，多音节more/most

两好两坏两多小，特殊变化要记牢

例句

tall → taller → tallest

good → better → best

练习

用所给词适当形式填空：

1. He is ______ (tall) than his brother.

2. This is ______ (interesting) book I have ever read.

3. She is ______ (happy) in her family.

Day13 情态动词 can / may / must

口诀

情态动词后加原形，没有三单没有ing

can能may可以must必须

例句

You must finish your homework.

Can you swim?

练习

用情态动词适当形式填空：

1. He ______ swim when he was five.

2. ______ I use your pen

3. You ______ listen to the teacher carefully in class.

Day14 一般将来时

口诀

将来将要做某事，will加动原

be going to表计划，近期打算更常用

例句

I will go to Beijing tomorrow.

She is going to buy a book.

练习

用所给动词适当形式填空：

1. They ______ (visit) the museum next week.

2. He ______ (play) soccer this afternoon.

3. What ______ you ______ (do) tomorrow?

第3周：初二核心语法

Day15 过去进行时

口诀

过去某点正发生，was/were加doing

常配when/while，背景动作很常用

例句

I was reading at 8 last night.

He was watching TV when I came in.

练习

用所给动词适当形式填空：

1. She ______ (cook) at this time yesterday.

2. What ______ you ______ (do) at 7:00 last night

3. I ______ (sleep) when the phone rang.

Day16 主谓一致

口诀

单数主语用单数，复数主语用复数

everyone/everything作单数

例句

Everyone is here.

Nobody knows the answer.

练习

用所给动词适当形式填空：

1. Nobody ______ (know) the truth.

2. Everyone ______ (have) a good time.

3. My family ______ (watch) TV now.

Day17 被动语态（现在/过去）

口诀

主语承受动作，be加过去分词

现在is/am/are，过去was/were

例句

The bridge was built last year.

English is spoken all over the world.

练习

用所给动词适当形式填空：

1. English ______ (speak) in many countries.

2. The letter ______ (write) by him yesterday.

3. Trees ______ (plant) in spring every year.

Day18 动词不定式 to do

口诀

want to do, hope to do，决定计划都用to

to后只加动原，不能加ing

例句

I want to be a doctor.

She decides to study hard.

练习

用所给动词适当形式填空：

1. He wants ______ (be) a teacher.

2. She decides ______ (learn) French.

3. It’s important ______ (sleep) well.

Day19 时间状语从句

口诀

when/while/before/after，时间从句跟着它

主将从现最常考，时态别乱套

例句

I will call you when I arrive.

I will tell him after he comes back.

练习

用所给动词适当形式填空：

1. I will go with you if you ______ (come).

2. When he ______ (get) here, we will start.

3. I will wait until you ______ (finish).

Day20 条件状语从句 if

口诀

如果假设用if，主句将来从句现

一般现在表将来

真实条件很简单，虚拟初中不深钻

例句

If it rains, we won’t go out.

I will help you if you need.

练习

用所给动词适当形式填空

1. If it ______ (snow) tomorrow, we will make a snowman.

2. If you ______ (work) hard, you will get good grades.

3. He will come if he ______ (have) time.

Day21 原因状语从句

口诀

because表原因，so表结果

两词不能同时用，只用一个就足够

例句

He was late because he got up late.

He was ill, so he didn’t go to school.

练习

填入 because 或 so

1. He didn’t come ______ he was ill.

2. It was raining, ______ we stayed at home.

3. She was tired, ______ she went to bed early.

Day22 so…that 结果状语从句

口诀

so+形/副that从句，如此…以至于

结果很明显，句子很连贯

例句

He is so tired that he can’t walk.

It is so hot that we want to swim.

练习

填入 so…that 并用所给词适当形式

1. It is ______ hot ______ I can’t sleep.

2. He runs ______ fast ______ no one can catch up with him.

第4周：初三冲刺语法

Day23 现在完成时

口诀

过去发生影响现，have/has加done

already/yet/for/since，标志词要记清

例句

I have finished my homework.

He has lived here for 10 years.

练习

用所给动词适当形式填空：

1. He ______ (live) here since 2010.

2. I ______ (see) the movie twice.

3. They ______ (finish) their work already.

Day24 过去完成时

口诀

过去的过去用had done

先发生用完成，后发生用过去

例句

He had left before I arrived.

When I got there, the train had gone.

练习

用所给动词适当形式填空：

1. When I got there, the film ______ (start).

2. She ______ (learn) 1000 words before she went to middle school.

3. He ______ (finish) his homework before his mother came back.

Day25 非谓语 doing

口诀

enjoy/practice/finish/mind，后面只接doing

介词后面也加doing

例句

He enjoys reading.

She practices speaking English.

练习

用所给动词适当形式填空：

1. They enjoy ______ (watch) TV.

2. She practices ______ (play) the piano every day.

3. Thank you for ______ (help) me.

Day26 to do 与 doing 辨析

口诀

to do要去做，doing已做过/正在做

stop/remember/forget，意思完全不一样

例句

stop to do 停下来去做

stop doing 停止做

练习

用所给动词适当形式填空：

1. Remember ______ (close) the window.

2. He stopped ______ (talk) when the teacher came in.

3. I forgot ______ (tell) him the news.

Day27 宾语从句

口诀

宾语从句三要素：引导词、语序、时态

陈述语序最关键，助动词不提前

例句

I know that he is right.

Can you tell me where he is?

练习

按要求改写句子：

1. I know. He is a good student.（合并为宾语从句）

2. Where does he live? Can you tell me?（合并为宾语从句）

Day28 定语从句

口诀

先行词是人用who/that

先行词是物用which/that

例句

The girl who is singing is my sister.

This is the book that I bought yesterday.

练习

填入 who / which / that

1. The boy ______ is playing basketball is Tom.

2. The book ______ I bought is very interesting.

3. This is the school ______ I study in.

Day29 全部时态综合对比

练习

用所给动词适当形式填空（时态不限）

1. Listen! Someone ______ (sing).

2. He ______ (go) to Beijing last week.

3. I ______ (learn) English for 5 years.

4. They ______ (play) football tomorrow.

Day30 中考语法总复习

综合填空练习：

1. He is one of ______ (tall) boys in his class.

2. If it ______ (rain) tomorrow, we won’t go hiking.

3. The work must ______ (finish) today.

4. I don’t know where he ______ (go).