人教版（2019）选择性必修第三册Unit 3 Environmental Protection全单元课件（67张PPT）

(共67张PPT)
Unit 3
Environmental Protection
3I2
01
Words and Expressions
目录
02
Reading and Thinking
CONTENTS
03
Discover Useful Structures
04
Using Language
01
Words and Expressions
1.emission n.排放物；散发物；排放
emit v.排放；散发
2.melt v.（使)融化；熔化；软化
melting adj.柔情似水的；感人的
melted adj.融化了的
练习：
1.The water ran very fast with
melted
(melt)snow from the
mountains.
3.starve v.(使)挨饿；饿死
starvation n.挨饿；饿死
starving adj.挨饿的；即将饿死的
starve to do sth.=starve for sth.渴望做某事
starve sb.into..断绝食物（或资金）来源以迫使某人..
starve to death饿死
die of/from starvation饿死
suffer from starvationj遭受饥饿
练习：
1.The old man died from
starvation
starve).
4.ecology n.生态；生态学
ecological adj..生态的
ecologically adv.生态地
ecologist n.生态学家
练习：
1.These actions have greatly affected the
ecological _(ecology)balance.
5.release vt..&n.排放；释放；发布
release sb./sth.from spl..从某地释放某物/解数出某人
release stress/emotions释放压力/发泄情感
release a movie/book/CD发行电影/书/激光唱片
练习：
1.I find a good way of
releasing
(release)stress.