(共28张PPT)
Unit2 We must keep the camp clean
Have you ever seen bears Are you afraid of them
Can bears run very fast in the forest
Can bears climb the tree
Can they smell food from far away
Do you know what you should do when you see a bear
Look at the picture and try to describe it.
There is a big bear and a tent in the picture.
The bear seems to look for something.
Some food are thrown on the ground.
Some people may be in the tent.
n.帐篷
Look at the picture and answer the questions.
1
1. What is the bear doing
2. What do you think the people in the tent should do
The bear is looking for something to eat around the tent.
The people must stay in the tent till the bear goes far. And don’t make any noise.
Read the passage and answer the questions.
2
1. Where do you think is the best place to keep food safe
from bears
2. What was the noise behind the writer
3. Do you think their camping trip was interesting
In their tent.
The mother bear.
No, it’s dangerous.
1. Bear opened the bag of food on the first evening of their trip.
2. If we make some noise, the bears may not come close.
3. You can make a sound when you see a bear.
4. A bear runs fastest in the forest.
5. I was just a bit afraid when I heard the noise behind me.
True or false
T
T
T
F
F
What happened What they should or should
not do
In the middle of the first night, the writer heard a ___________ outside. And the bag of food __________. They should ____________________.
During the second night, the bears came again and ___________ from the tree. They should_______________ ______________ and _______ _________________________
______
strange noise
was open
hang the food in a tree
took the food
hang the the food
keep the
camp clean and make lots of
3
Complete the table.
in a higher tree
noise
What happened What they should or should not do
On the fourth day, the writer saw ___________________ ______________________. Then __________________ came. He should not _______________________
_______________________.
a baby bear playing with some sticks and stones
the baby bear’s mother
make any sudden moves, make a sound, or run
adj.突然的，急剧的
Write notes about the things you must do if there are bears near.
1. Hang the food in a tree.
2. Keep the camp clean.
3. Make lots of noise.
4. Don’t make any sudden moves or
make a sound if you see a bear.
[观察1] We soon fell asleep.很快我们就睡着了。
[探究] fall 在此处用作系动词，asleep在此处为形容词作表语。fall asleep 强调由醒到睡的动作过程，与go to sleep用法相似。
[拓展] go to bed, be asleep, be sleepy
go to bed 意为“去睡觉”，强调动作，对应短语是get up(起床)。
be asleep 意为“睡着”，表示状态，对应短语是be awake(醒着)。
be sleepy 意为“困倦的，昏昏欲睡的”。
活学活用
用括号中所给单词的适当形式填空
(1)He was too excited to fall ________(sleep)．
(2)Some students are often ________ (sleep) while having classes in the afternoon.
asleep
sleepy
[观察2] During Spring Festival, Chinese people hang red lanterns in front of their gates.
春节期间，中国人在门前挂上红灯笼。
[探究] 句中hang作及物动词，意为“悬挂；吊”。如：
Several dresses are hanging in the cupboard.
橱柜里挂着几条连衣裙。
[拓展] (1)hang的用法小结：
词条 词义 过去式/过去分词
hang 悬挂；吊 hung/hung
绞死 hanged/hanged
(2)hang up挂断电话 hang out闲逛 如：
Don't hang up. I'll get a pen and a notebook.
别挂断电话，我找支钢笔和笔记本。
Mrs Read is hanging out with her friend.
里德夫人正在和朋友逛街。
活学活用
用hang的适当形式填空
(1)The man was ________ as a spy(间谍) in the morning.
(2)Don't ________ your overcoat here, Mike.
(3)A blue coat was ________ on the wall.
(4)Please ________ the wet clothes near a fire.
hanged
hang
hung
hang
[观察3] We put up the tent and fell asleep.
我们搭起帐篷就睡着了。
The boy put up his hand so high that the teacher found him.
这个男孩把手举得那么高，老师发现了他。
We should put up these pictures so that others can see them.
我们应该把这些画张贴起来，以便让别人能看见它们。
[探究] put up的一词多义:
[观察4] He looked so soft and friendly, and I remember thinking, “If I reach out, I can just touch him.”
他看上去那么柔软和友好，我现在还记得当时在想：“我要是伸出手的话，就能摸着他。”
[探究] remember doing sth. 意为“记得做过某事”。如：
I remember ______ him once.
我记得见过他一次。
seeing
[拓展]
(1)remember to do sth. 表示“记住要做某事(还没做)”。如：
Remember to close the windows when you leave the classroom.
你离开教室时记得关窗户。
(2)remember的反义词为forget，其用法与remember类似。forget to do sth. 表示“忘记要做某事(还没做)”； forget doing sth. 表示“忘记做过某事(已做了)”。
[观察5] Watch out! Bears about! 当心！周围有熊！
[探究] watch out 意为“注意，当心，留神”，为警示性用语，同义短语为________________。如：
Be careful！/Watch/Look out! The man has a knife.
小心！ 那个男人带着一把刀。
look out/be careful
[拓展]
watch out后若接宾语，则要加介词for，即watch out for
(＝look out for＝be careful of/about/with), 意为“注意，戒备，提防”。如：
Watch out for the traffic.
＝Look out for the traffic.
＝Be careful of/about/with the traffic.
注意交通安全。
Complete the passage with the words in the box.
4
blood gun sticks sudden
On the third day of our camping trip, Ben told us that if we saw a bear, we should not make any (1) _______ moves. We did not have a (2) _______ to keep ourselves safe. The next day, I saw a baby bear playing with some (3) ________ and stones. His mother arrived soon, and I was so afraid that my (4) _______ went cold. I did not move until the bears walked away. Then I ran back to my friends as fast as I could.
gun
sudden
sticks
blood
根据语境及所给首字母提示补全所缺单词。
1. That story happened in the w________. There are a lot of trees and animals in it.
2. This kind of bread is hard but that kind is s________.
3. Jane h________ her schoolbag on the wall after she got home.
4. We put up a t________ by the lake and slept in it last night.
Exercise
ood
oft
ung
ent
根据语境及所给汉语提示语写出所缺单词。
1. The boy jumped up in surprise at the ________(突然的) noise.
2. The soldiers all carry ________(枪) in their hands.
3. What’s wrong He has sat ________(不动的) for ten minutes.
4. The young man lost a lot of ________(血) in the accident.
sudden
guns
still
blood
1.Before World Environment Day came, my classmates and I
decided to ________ some signs in our community.
A．put up B．come up C．look up D．grow up
2. -Do you still remember ____ this group of friends in 2013
-Yes. But I forget where I ________ them.
A．seeing; meet B．to see; met
C．seeing; met D．seeing; meeting
A
C
strange noise
was open
hang
took
keep the camp clean
make lots of noise (too)
playing with
go for a walk
Summary
GOOD JOB
