内容正文:
【知识大串讲】
三年级英语下册Unit 3 精讲精练
重点单词
thin
瘦的
fat
胖的;肥的
tall
高的
short
矮的;短的
long
长的
small
小的
big
大的
giraffe
长颈鹿
children
(child 的复数)儿童
so
这么;那么
tail
尾巴
重点短语
so tall
这么高
a long nose
一个长鼻子
short and fat
又矮又胖
big ears
大耳朵
small eyes
小眼睛
all the animals
所有的动物
a short tail
一条短尾巴
单词发音
字母 i 在单词中的发音: /ɪ/
big 大的 pig 猪 six 六 milk 牛奶
重点句型
1. 描述某种动物的整体特征的句型: It's(so)+ 描述外形特征的形容词.
Look at the giraffe. It's so tall! 看这只长颈鹿。它这么高!
2. 描述某物局部(某一部位)的特征的句型: It has(a/an)+形容词+身体部位.
It has a long nose. 它长着一个长鼻子。
2. 提醒别人看向某人或某物的句型: Look at( + the/this/that) + 人/物.
Look at me. 看着我。
Look at my nose. 看我的鼻子。
重点语法
have, has 的用法:
has 是 have 的第三人称单数形式,它们都可意为“有”,但用法不同。
1. 当主语是I, you, we, they或复数名词时, 谓语动词用have
I have a pen. 我有一支钢笔。
We have a happy family. 我们有一个幸福的家庭。
You have a new friend. 你有一个新朋友。
They have big ears. 它们有大耳朵。
2. 当主语是 he, she, it 或单数名词时,谓语动词用 has
Lucy has a big mouth. 露西有一张大嘴。
It has a fat body. 它有一个肥胖的身体。
练习
1、 读一读,圈出发音不同的单词。
1. A. thin B. pig C. child
2. A. big B. pig C. China
3. A. milk B. six C. hi
4. A. egg B. he C. she
5. A. bag B. hand C. water
2、 根据所给句子选择正确的问句或答句。
( )1. Look at the monkey.
A. It’s so fat!
B. I have a long nose.
C. I’m so tall.
( )2. It has a long nose.
A. Look at the elephant.
B. Look at the giraffe.
C. Look at the panda.
( )3. It’s thin. It has a long tail.
A. It’s a pig.
B. It’s a monkey.
C. It’s a bear.
( )4. It’s big. It’s black and white.
A. Look at the panda.
B. Look at the giraffe.
C. Look at the teacher.
( )5. Make your arms long.
A. Big, big, big.
B. Long, long, long.
C. Small, small, small.
3、 阅读下列信息,在横线上写上合适的单纯词。
long nose, big eyes and ears, short tail
small head, big body, short tail
fat body, big mouth and nose
long neck and legs
Look at the elephant. It has a ________ nose. It has ________ eyes and big ears. It has a short tail. Look at the bear. It has a ________ body. It has a big mouth and a big nose. Look at the bird. It has a ________ head. It has a big body. It has a __