外研版九年级英语下册《We must keep the camp clean》Rules and suggestions PPT精品课件，共32页。
Features
On average, they can live up to 25 years in the wild.
They have nonretractable claws, short tails, and excellent sense of smell.
Most bears have an effective survival solution: hibernation.
Black bears are the species most often seen attacking trash cans and stealing food from camping sites.
Look at the picture and answer the questions.
What is the bear doing?
What do you think the people in the tent should do?
Skimming
How many times did the bears appear?
The bears appeared three times.
When did the bears appear?
The bears appear in the morning, during the day and the next day.
Why did the bears come to their tent?
Because they came to their tent for the food.
Speaking
Huanghe delta nature reserve Zone Where: Shandong
What to see: wetland / swan / the sunset
Danger: deep water
Suggestions:
Changbai Mountain Eco-tourism
Where: Northeast China
What to see: forest waterfall / mountains
Danger: tigers / black bears
Suggestions:
Lushan National Geological Park
Where: Jiangxi
What to see: mountains stream / pool
Danger: wild animals
Suggestions:
Sentences
1.… the three of us were tired after walking for about eight hours.
the three of us “我们三个人” (总数就三个人)
three of us “ 我们中的三个人” (总数不一定为三个人)
I waited until Tom and Jack arrived. Then _____________began to do the experiment. (我们3个人都）
2. We soon fell asleep.
fall asleep 入睡，睡着
Don't cry. The sick have ____________.
别叫喊，病人们已经入睡了。
fall asleep 刚刚睡着
be asleep 睡着了
go to bed 上床睡觉
go to sleep 入睡（指有意想睡着）
3. We should hang the food in a tree tonight.
今天晚上我们应该把食物挂在树上。
hang v. 悬挂,垂下 hang-hung-hung
_________ (悬挂）your coat up on the hook.
His hair _______ down to her waist.
hang v. 绞死 hang-hanged-hanged
He was the last man to _________for murder in this country.
他是这个国家最后一个被处以绞刑的谋杀犯。
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