-
We're trying to save the earth!
第二课时
Section
A
< br>(3
a
-
3
b
)
【学习目标】
1
.学习并掌握新词汇:
shark
,
fin
,
method<
/p>
,
cruel
,
cut off
,
harmful
,<
/p>
chain
,
ecosystem
,
low
,
indu
stry
,
law
,
< br>environment
,
environmental
,
scientific
2
.学会并正确使用以下常用表达:
hear of
,
cut off
p>
,
throw
…
i
nto
,
no
longer
,
not
only
…
but
also
,
be harmful
to
,
at the top of the
food chain
,
the
sale of
…
【学习重点】
通过学习
3a
部分的文章,了解珍稀动物的生存现状,树立保护濒危动植物的意识。<
/p>
【学习难点】
给出一些阅读技能,教会学生怎么使用这些阅读技能。
This
period
we
will
learn
a
small
passage
about
saving
sharks
,
first
ask
a
few
students
to
answer my questions about the passage.
Task 1
Learn the passage by themselves on P99:
students read the passage silently and
rapidly
,
know
the
general idea and mark the new
words
,
phrases and sentences.
【学法指导】
◆
percent
做名词,
“百分之……”
单复数相同。
the percent of
+名词
(un/cn)
,当其做主语时,谓语动
词要和
of
后的名词保持一致。
◆
south
—
southern north
—
northe
rnwest
—
western
east
—
eastern
◆
hear of
听说
hear from
收到某人来信
be popular in
在……范围内受欢迎
be popular
with…受某人欢
迎
情景导入
生成问题
The teacher
may
want
to
ask
ss
to do some
additional
research to find
out
more about sharks
before
this
will
enable
the
ss
to
have
a
better
understanding
and
greater
knowledge
about then ask
students
:
Do you like
animals? How do you help protect the endangered
animals?
自学互研
生成能力
Task
1
Let's read the new words
and phrases.
1
.
I can
read.(
我会读
)
预习下列单词
和短语,争取自己能正确拼读。拼读成功后再在课文中把单词和短语标记出来。
shark
,
fin
,
method
,
cruel
,
cut
off
,<
/p>
harmful
,
chain
,
ecosystem
,
low
,
industry
,
law
,
environment
,
environmental
,
< br>scientific
2
.
I
can write.(
我会写
)
翻译下列词语:
(1)
鱼翅汤
shark__fin__soup
(2)
割掉鱼鳍
cut__off__the__fins
(3)
对环境有害
be__harmful__
to__the__environment
(4)
处于食物
链的顶端
at__the__top__of__the__food__chain
(5)
在最近的
20
< br>到
30
年间
in__the__
last__20__to__30__years
(6)
下
降了
90%
多
fall__by__o
ver__90__percent
(7)
健全法律
develop__laws
(8)
鱼鳍买卖
the__sale__of__shark__fins__
3
.
I can
summarize.(
我会总结
)
not only…but also…
用于连接两个表示并列关系的成分,着重强调后者,其意为“不仅……而且……”,其中的
< br>also
有时可以省
略。若连接两个成分作主语,其谓语
通常与靠近的主语保持一致。
如:
Not only you but also he
has to leave.
不只是你,他也得离开。
not
only
放在句首,后接句子时要用倒装结构。
如:
Not only had the poor man
been fined
,
but also he had
been sent to prison.
这个可怜的人不仅被罚款,而且还被送进了监狱。
Task 2
Let's read
3a and get the main idea of the
passage.
1
.
Fast
reading.
(
快速阅读
)
(1)
请写下
3a
表格中的答案
Where shark fin soup is popular
In southern China