宣言英文小学英语三单讲解

2021年1月7日发(作者：程相文)

小学英语三单讲解

一、三单用法
第三人称单数形式，简称“ 三单”。在一般现在时态中，
当主语为第三人称单数时，其后动词要用三单形式。be动词
（a m/is/are）的三单形式为is；其它动词的变形规律为：
一般动词加s，如take/pla y等；以s/sh/ch/x/o结尾的动
词加es，如miss/wash/watch/go/do 等；以辅音字母加y结尾
的动词变y为ies，如study/carry/fly等;特殊变形：ha ve—has。
二、习题精炼
（一）用所给词的适当形式填空
1. The bird （fly）high in the sky.
2. She （be）in our school. She （dance）very well.
3. I （find）my cousin in the garden.
4. My father and mother （go）fishing on Sundays.
5. Lily （like）climbing the mountains.
6. After school, he always （have）great fun with us.
7. Swimming （be）his favourite lesson.
8. Su yang （not like）my dog.
9. My little brother （carry）an umbrella every day.
10. The guide （show）us around.
（二）单项选择

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1. My twin sister her homework every day.
A don’t do B doesn’t do C don’t does
2. This fish can fast in the sea.
A swims B swim C swimming
3. Nancy some animal friends.
A has B have C is having
4. Here some books for you.
A is B are C am
5. There no dogs in the room.
A is B was C are
6. The rabbit red eyes and a short tail.
A have B has C is having
7. you an animal friend, Linda?
A Do/have B Does/have C Did/had
8. The goldfish no arms or legs.
A has B have C had
9. They from different countries. They friends.
A come/are B comes/are C come/is
10. My mother often clothes at night.
A washs B wash C washes


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