北师大版（2019）选择性必修第一册 Unit 3 Conservation Viewing workshop-课件（26张）

(共26张PPT)
Unit 3
Conservation
Viewing workshop
Part 1—Lead in
Hi, guys. Nice to meet you again!
Lead in
Do you think human activities can affect animal’s behaviour If yes, how Give some examples.
Lead in
Show time!
Group work
Lead in
Part 2—View and learn
View and learn
Watch Part 1 of the video. Tick the human-made things that affect animals’ lives.
View and learn
View and learn
Let’s check.
Read the statements. Then watch Part 2 of the video. Write T (true) or F (false). Explain why.
( ) 1. It’s not likely for humans to get rid of roads, power or pipelines now.
( ) 2. High-tension power lines, as well as clear-cut corridors, roads of rocks and painted lines on the ground do no harm to animals.
( ) 3. Even if the barbed wire fence is removed, its stopping power can stick around.
View and learn
View and learn
View and learn
Let’s check.
( ) 1. It’s not likely for humans to get rid of roads, power or pipelines now.
T
One solution is to get rid of these obstacles, but we aren’t likely to give up roads, power of pipelines anytime soon.
View and learn
Let’s check.
( ) 2. High-tension power lines, as well as clear-cut corridors, roads of rocks and painted lines on the ground do no harm to animals.
F
And these unintentional fences are some of the most effective animal barriers out there. ...they may look harmless to us, but many other creatures steer clear.
View and learn
Let’s check.
( ) 3. Even if the barbed wire fence is removed, its stopping power can stick around.
T
Many hoofed mammals are hesitant to cross linear features like clear-cut corridors, pipelines, even rows of rocks or painted lines on the ground leaving them psychologically stranded on one side or the other...And even when we remove physical barriers, their stopping power can stick around.
View and learn
In the final part, the speaker introduces some bridges which animals can use to cross the obstacles. Watch and match the animals with their possible bridge.
animals
Deer
Fish
Crabs
Elephants
Monkeys
Overpasses
Underneath
Salmon cannons
Bridges
View and learn
View and learn
Let’s check.
animals
Deer
Fish
Crabs
Elephants
Monkeys
Overpasses
Underneath
Salmon cannons
Bridges
View and learn
Watch the whole video. Read the first part of statement below and find a suitable ending from the box on the right to make each statement complete.
View and learn
View and learn
Let’s check.
View and learn
Erm, I think protecting the animals is significant. We should do it from now on.
Do you think these bridges are good enough for animals Can you come up with some other innovative ideas that may help animals cross the barriers
Express yourself
Group work
Part 3—Homework
Try to practice the speech in front of a mirror after class.
Homework