Unit 9 Save the Planet Lesson 27 Tree Heroes 教案

Lesson
27
Tree
Heroes
【教学目标】
1.重点词汇和句子。
2.通过阅读培养，提高阅读能力。
【教学重点】
1.重点词汇和句子。
2.通过阅读培养，提高阅读能力。
【教学难点】
To
read
and
analyze
the
book
extract.
【教学准备】
调试光盘与课件、给学生分组、为学生布置预习作业等；
学具：光盘、大卡片等。
【教学过程】
Step1.
Greetings
and
revision.
Step2.
Warm-up
What
are
trees
used
for
Why
is
it
important
to
protect
trees
Step3.
Reading
Read
the
first
sentence
of
each
paragraph.
What
is
the
main
idea
of
the
text
a.
Problems
caused
by
cutting
trees
b.
Need
to
plant
trees
in
China
c.
Work
of
tree
heroes
in
China
d.
Tree
planting
around
the
world
Step4.
Reading-again
Read
the
Reading
Help.
Are
the
following
sentences
from
the
text
facts
or
opinions
Your
Opinion
Do
you
agree
that
Zou
Lianying
and
Wei
Guiying
are
heroes
Why
Step5.
Vocabulary
Match
two
parts
of
the
expressions.
Step6.
Speaking
Group
Work
Work
in
groups.
Make
a
presentation
about
tree
planting
in
China.
Imagine
that
you
will
present
it
at
an
international
meeting.
·achievements
·good
examples
·difficulties
·our
beliefs
Step7.
Homework
完成课本对应练习。
2
/
2