英语单数变复数及动词现在分词口诀
一、名词单数变复数口诀
(一) 规则变化
名词单数变复数，直接加 -s 占多数；
s, x, z, ch, sh 来结尾，直接加上 -es ；
词尾是 f 或 fe ，加 -s 之前先变 ve ；
辅母 + y 在词尾，把 y 变 i 再加 -es ；
词尾字母若是 o ，常用三个已足够，
要加 -es 请记好，hero, tomato, potato。
(二) 不规则变化
男人女人 a 变 e ，鹅足牙 oo 变 ee ；
老鼠虱婆也好记，ous 变 ic ；
孩子加上 ren ，鱼鹿绵羊不用变。
二、动词变现在分词
（一）. 直接在动词后面加-ing
1. do-doing 做 2. stand-standing 站 3. sleep-sleeping 睡觉
4. eat-eating 吃 5. sing-singing 唱 6. drink-drinking 喝
7. read-reading 读 8. look-looking 看 9. walk-walking 散步
10. watch-watching 看11. draw-drawing 画 12. fly-flying 飞
13. open-opening 打开14. jump-jumping 跳 15. do-doing 做
16. play-playing 玩 17. talk-talking 说话 18.see-seeing 看见
（二. ）动词变现在分词2:
以不发音的e 结尾的去e 加-ing
1. come – coming 来 2. dance - dancing 跳舞 3. close - closing 关 4. make – making 制造 5. ride – riding 骑 6. write - writing 写 7. take - taking 拿走 8. phone - phoning 打电话 9.dance-dancing 跳舞 9.have – having 有 三. 动词变现在分词3:
（三. ）重读闭音节，双写最后一个辅音字母，再加-ing
1. sit- sitting 做 2. hop - hopping 单脚跳 3. swim- swimming 游泳 4. run - running 跑 5. cut – cutting 切 6. put – putting 放 7．get-getting 得到
8.shop-shopping 购物 9.skip-skipping 跳绳 10.begin-beginning 开始
11.stop-stopping 停下
（四）. 以ie 结尾的动词，变ie 为y ，再加ing;
1.lie-liying 2.die-dying
对划线部分提问
做对划线部分提问这类题目时，要注意二点：即一是要找准正确的疑问词；二是要把陈述句的语序变成为一般疑问句的语序。将陈述句变成为一般疑问句的方法有二种：即一是采用调换式，二是采用加Do 式。这里的找疑问词是十分关键的，也是难点所在。下面就如何找准疑问词，提供25个例句给大家，通过这些例句，以期达到举一仿三、抛砖引玉之作用。
[解题过程]
1。对职业、姓名提问，用what:
His father is a worker.→
What ′s his father?
She is Wei Hua.→
What is her name.
2．对宾语部分提问，用what:
He said he would visit the Great Wall.→
What did he say?
3．对人或物的外部特征提问，用what … like:
She is very fat.→
What is she like?
4．对日期提问，用what (is the date):
It is May 1 today. →
What ′s the date today?
5．对星期的名称提问，用what day:
It was Friday yesterday. →
What day was it yesterday?
6．对时刻提问，用what time:
It is five o′clock now.→
What time is it now?
7．对目的状语提问，用what … for:
He came here to ask for his bike.→
What did he come here for?
8．对天气提问，用what … like 或how:
It is cloudy today. →
What is it like today? 或
How is it today?
9．对表示起点的状语提问，用since what time或since when:
Great changes have taken place since 1978.→
Since what time have great changes taken place? 或
Since when have great changes taken place?
10．对身份提问，用who:
He is my father.→
Who is he?
11．对指人或物的所有格提问，用whose:
This is my book.→
Whose book is this?
12．对指人的宾语提问，用who 或whom:
He is waiting for me.→
Who is he waiting for? 或
Whom is he waiting for?
13．对身体状况、行为方式提问，用how:
My sister is ill today. →
How is your sister today?
I ′ll go to school on foot.→
How will you go to school?
14．对延续的一段时间状语提问，用how long:
He has lived in Shanghai for five years.→
How long has he lived in Shanghai?
15．对长度提问，用how long:
Our ciassroom is ten metres long.→
How long is our classroom?
16．对表示频度的状语提问，用how often:
He writes to his parents once a month.→
How often does he write to his parents?
17．对表示多久以后动作将发生的状语提问，用how soon: He will be back in a week.→
How soon will he be back?
18．对距离提问，用how far:
It is five kilometers from our school to their village.→ How far is it from our school to their village?
19．对重量提问，用how heavy:
He weighs 70 kilograms.→
How heavy does he weigh?