Unit 7 Protect the Earth Grammar time & Checkout time课件+素材（36张PPT)

(共36张PPT)
Grammar time & Checkout time
Unit 7 Protect the Earth
译林牛津·六年级上册
Brainstorm
What can we do with water
wash the clothes
wash the dishes
brush our teeth
water flowers and trees
cook food
…
We can use water to wash clothes.
We can use water to wash dishes.
We can use water to brush our teeth.
We can use water to water flowers and trees.
We
use
use
use
to
.
Review and say
We
use water
use plastic
use wood
to
clean things
make bags and bottles
make tables, chairs and other things
.
Grammar time
Read and find the rules.
use… to…
use… to…的用法
句型
use sth. to do sth. 使用某物做某事
讲解：use作行为动词，根据主语的人称和数的变化而变化，to后接动词原形，表示目的。
I often use paper to make a boat.
例句
Group work
Work in groups of four. Make sentences with the pattern “use… to…”. Choose one word from Column A, Column B and Column C. Find the best group that can make the most sentences.
they, we, he, she, you, Mike, Helen
chopstick, paper, crayon, pen, computer,
cup
draw, write, make a box, play games, drink, eat, clean tables, wash clothes
How to protect the Earth
Free talk
We should save water.
We should not waste water.
We should save trees.
We should not cut down too many trees.
We should use paper bags and glass bottles.
We should not use too many plastic bags or bottles.
We should ride a bike or take the bus.
We should not drive so much.
We
should
use paper bags and glass bottles
save trees
.
Read the sentences and pay attention to the words in blue and red.
Read and find
We
should
drive so much
.
not
use too many plastic bags or bottles
cut down too many trees
waste water
Read the sentences and pay attention to the words in blue and red.
如何表达我们应该/不应该做某事
句型：We should/should not +动词原形
（+其他）.
讲解：该句型表示建议、劝告或要求等；should not 可缩写为shouldn’t；后接动词原形，无人称和数的变化。
Let’ practise
一、用括号内所给单词的适当形式填空。
1. We should not ______(waste) energy.
2. We use water _______ (brush) our teeth every day.
3. Wood ______ (comes) from trees. We should not
____ (cut) down too many trees.
4. Yesterday they _____ (use) wood ________ (make)
a bin.
waste
to brush
comes
cut
used
to make
二、根据汉语意思完成句子。
1. 你不应该赶走它们。
You ______ ______ drive them away.
2. 我的奶奶经常用它来包饺子。
My grandma often _____ it ____ make jiaozi.
3. 他们用木头做了一架飞机。
They _____ wood ____ make a plane.
should not
use to
used to
Where are they What are they doing What do you want to say to them
Look and say
Checkout time
Look and write
What should they not do
He should not _______ in the restaurant.
smoke
They should not ______ in the park.
litter
They should not _______________________.
cut down too many trees
They should not ____________ in the river.
put rubbish
They should not _____ in the library.
talk
They should not ________________________.
use too many plastic bags
Think and write
To protect the Earth, what should we do What should we not do
Protect the Earth
To protect the Earth, we should _____________
________________________________________
_______________________________________
reuse and save
water. We should save energy. We should
use paper bags and glass bottles.
To protect the Earth, we should not ____________
__________________________________________
__________________________________________
_________________________________________
waste water.
We should not drive so much. We should not
cut down too many trees. We should not use
too many plastic bags or bottles.
Let’s write
审题目
本单元主要学习了如何保护地球。地球是我们的家园，保护地球人人有责。
请以“Protect the Earth”为题写一篇小短文，说说为了保护地球，我们该做什么，不该做什么。
要求：1.语句通顺，意思连贯，书写规范；
2.短文不少于50词（部分内容已给出，不计入
总词数）。
时态：一般现在时
人称：第一人称
为什么要保护地球
怎样保护地球
The Earth is our home.
It gives us food, water, energy
and many other things.
We should love and protect the Earth.
We should +动词原形（+其他）.
We should not +动词原形（+其他）.
reuse and save water, plant more trees, save energy, use paper bags and glass bottles, go to school on foot/by bike/by bus, put the rubbish in the rubbish bin…
waste water, waste energy, drive so much, cut down too many trees, use too many plastic bags or bottles, litter, put the rubbish in the river …
理思路
读范文
Protect the Earth
The Earth is our home. It gives us food, water, energy and many other things. We should love and protect the Earth.
To protect the Earth, we should reuse and save water because we drink it and use it to clean things every day. We should go to school by bus
to save energy. We should use paper bags and glass bottles. And we should plant more trees.
To protect the Earth, we should not waste water or put the rubbish in the river. We should not drive so much. We should not cut down too many trees. We should not use too much plastic either.
Do a questionnaire
Tick or cross the things you once did in your daily life according to the chart. Let’s see who is the civilized citizen（文明公民）.
Things S1 S2 S3
put the rubbish into the dustbin
go to school by bike
turn off the lights when leaving a room
save water
plant flowers and trees
use paper bags and glass bottles
…
Summary
Master the usage of “use … to …”.
Master the usage of “should” and “should not”.
1
2
Give suggestions about how to protect the Earth.
3
一、单项选择。
( )1. We ___ use too many plastic bags.
A. should B. shouldn’t C. don’t
( )2. We can use water ___ apples and oranges.
A. to clean B. cleaning C. cleans
( )3. ___, people shouldn’t use paper so much.
A. To save water B. To save trees
C. To save energy
B
A
B
Exercise
二、连词成句。
1. should, put, not, they, the, river, in, the, rubbish (.)
_________________________________________
2. box, a, make, can, I, reuse, paper, to (.)
__________________________________________
3. things, wood, we, make, use, to (.)
__________________________________________
They should not put the rubbish in the river.
I can reuse paper to make a box.
We use wood to make things.
Homework
1. Review the grammar.
2. Make five sentences with the sentence
pattern “use … to …”.
3. Talk about what we should do or what we
should not do to protect the Earth.