(共31张PPT)
Unit 2 Plant a Plant!
Lesson 7 Planting Trees
1. To master the new words and phrases
hole, large, root, seedling, cover, fill, dirt, pack, dust, northern, bottom, enough, cover… with, fill… with, by the way, remember to…
2.To learn about the tree planting.
3.To be able to talk about the importance of planting trees.
Learning objectives
Warm up
Have you ever planted any plants
New words and expressions.
hole
large
root
seedling
cover
fill
dirt
n. 洞
adj. 大的；巨大的
n. 根
n. 幼苗；秧苗
v. 覆盖 n. 盖子
v. 装满；充满
n. 泥土；污物
New words and expressions.
pack
dust
storm
dirty
northern
bottom
n. 沙土；尘土；灰尘
n. 暴风雨
adj. 不干净的；肮脏的
adj. 北方的；北部的
n. 底部；最下部
v. 堆积；压实；装（箱）
Match the words with its meaning.
storm
root
dirty
large
cover
覆盖；盖子
底部；最下部
北方的；北部的
不干净的；肮脏的
根
northern
bottom
暴风雨
大的；巨大的
Think about it.
· When is Tree Planting Day in China
· What are the basic steps for planting a tree
Read the lesson and write true (T) or false (F).
1
1. Li Ming and Wang Mei were having a picnic on a farm.
2. They asked a teacher for help.
3. Li Ming saw another group of people on the hillside.
4. Wang Mei really liked the project.
( )
( )
( )
( )
F
F
F
T
Language Points
It must be large enough to hold the roots of the seedling.
足够地
【探究】
enough adj. 足够的；充分的，修饰名词时，通常放在名词的前面，也可置于名词之后。
enough adv. 足够地；充足地，修饰形容词或副词时，必须放在所修饰形容词之后。
be adj. enough to do sth. 足够……做某事
eg: I have enough time to finish the work.
This room is large enough for us to sleep in.
【拓展】
…not… enough to… 意为“……不够……不能……”，可与 so… that…或too… to…进行转换。
eg: The little boy isn’t tall enough to reach the apple on the table.
=The little boy is so short that he can’t reach the apple on the table.
=The little boy is too short to reach the apple on the table.
-We shouldn’t worry about Mary.
-You are right. She is _____ to look after _____.( )
A. old enough; herself B. big enough; herself
C. enough old; her D. enough big; her
A
Now, put the seddling inside, cover the roots and fill the hole with dirt.
覆盖
用……装满……
【探究】
cover用作及物动词，意为“覆盖”。
cover… with… 用……覆盖……
be covered with... 被……所覆盖
eg: She covered her face with her hands.
There will be a chance for parents to look around the school.
不要盖上那个瓶子。
Don’t ________ the bottle.
cover
这儿有三个红色的盖子。
There are three red ________ here.
covers
【探究】
fill… with…用……装满……，其主语通常是人，被动结构为
be filled with。
eg: Please fill the glass with water.
The bag is filled with books.
【拓展】
fill的形容词形式为full，be full of 相当于be filled with。
-The box is too heavy for me. What’s in it
-Oh, it is _____ books.( )
A. filled with B. full with
C. used for D. asked for
A
The plate is _____ chicken and fish.( )
A. full B. full of
C. fill with D. filled of
B
By the way, there is another group of people down the hill.
顺便说一下，有另外一群人在山下。
【辨析】
by the way 顺便说/问一下，常在句中作插入语。
eg: What’s the time, by the way
Oh by the way, if you see Jackie, tell her I’ll call her this evening.
【拓展】
与way相关的短语：
顺便问一下，你弟弟是做什么的？
______ ______ ______, what does your brother do
By the way
Oh, and please remember to put a little water in the bottom of the hole.
记得……
【辨析】
remember to do sth.与remember doing sth.
remember to do sth. 记得去做某事（事情还没有做）
remember doing sth.记得做过某事（事情已经做完）
eg: Remember to come to the meeting on time tomorrow.
My sister remembered locking the door.
-Mr. Li, I have difficulty _____ the article.
-Remember _____ it three or four times at least.( )
A. to understand; reading
B. understanding; reading
C. understanding; to read
D. to understand; to read
C
Fill in the blanks with the words in the box. Then put the steps for planting a tree in the correct order.
2
Put the ________of the seedling into the hole.
Put a little water in the ________of the hole.
________the roots and fill the hole with dirt.
Pack the dirt ________the new tree with your feet.
Dig a ________big enough to hold the roots of the seedling.
bottom hole around cover roots
roots
bottom
Cover
around
hole
2
3
4
5
1
Complete the passage with the missing phrases.
3
The Green Great Wall was built across _____ of the country. What is the Green Great Wall It is made up of strips of human planted forest.
Each year _____ blow a lot of soil off the land. Things are getting more and more serious. About 3 600 square kilometres of grassland are taken by the Gobi Desert every year.
A. The Green Great Wall B. planting more trees
C. dust storms D. the northern part
D
C
Complete the passage with the missing phrases.
3
The Green Great Wall project started in 1978. By _____, people hold back the expansion of the desert and raise northern China’s forest coverage by 5% to 15%. By the year 2050, _____ will be about 2 800 miles long.
A. The Green Great Wall B. planting more trees
C. dust storms D. the northern part
B
A
1. ________________________________________________.
2. ________________________________________________.
3. ________________________________________________.
Work in pairs. Read the lesson and the passage above again. Why should we plant trees Talk about it list at least three reasons.
4
We can have a rest in the shade under the tree.
Trees can stop the wind.
Trees help us fulfill our basic needs.
1. I pulled the plants up by the r________.
2. Each year dust s________ blow a lot of soil off the land.
3.I waited for them at the b________ of the hill.
4.The girl c________ her face with her hands and cried.
5. The dog went through the h________ in the wall.
6. Your hands are d________, Tom. Go to wash them and have lunch.
7. Please f________ the bottle with water. I want to use it to water flowers
Fill in the blanks.
oots
torms
ottom
overed
ole
irty
ill
Summary
hole, large, root, seedling, cover, fill, dirt, pack, dust, northern, bottom, enough, cover… with, fill… with, by the way, remember to…
GOOD JOB
