冀教版英语九年级全一册Unit 5 Look into Science Lesson 25 Let's Do an Experiment! 教案

教学设计：
本节课是冀教版九年级英语全册第五单元的第一课，使用对象是九年级学生。所选的微视频用于教学过程的第二部分，即课中。主要是教师边示范实验边授本课的重点短语，学生要学会自己会复述实验的过程。
冀教版　九年级英语
Lesson
25:
Let’s
Do
an
Experiment!
一、教学目标：
1.Words
and
expressions
2.Do
and
express
the
experiment
3.Love
science
二、教学重点、难点：
1.重点词汇Science,
experiment,
theory,
fill,
jar,
upside,
probe,
observe
2.重点句型
1）A
theory
predicts
what
will
happen.
2）I’m
not
sure.
3）Maybe
you
should
do
this
experiment
outside,
Brian!
三、教学过程：
Step
1.Greetings.
设计意图：让学生做好上课的准备。
Step
2.
Think
about
it.
1.
What
kinds
of
experiments
have
you
done
in
science
class?
2.
If
you
hold
a
jar
that
is
filled
with
water
upside
down,
what
will
happen?
设计意图：与学生进行一个简短的对话，进入本课主题。
Step
3.
Show
the
pictures.
Show
the
students
two
pictures
to
let
them
know
two
phrases.
设计意图：通过展示图片让学生理解两个短语的含义。
Step
4.
Read
and
answer
Read
the
text
and
answer
the
following
questions:
1)
Why
does
Danny
say
they
should
do
this
experiment
outside?
2)
What
will
Brian
do?
3)
Does
Danny
have
the
same
theory
as
Brian’s?
设计意图：让学生带着任务读课文。
Step
5.
Let’s
do
it.
1)
Discuss
in
groups
about
the
experiment.
2)
Make
a
list
of
the
materials
and
tools
that
we
were
used
in
the
experiment.
3)
Write
down
two
different
theories.
4)
Write
down
the
steps
of
doing
the
experiment.
5)
Write
down
the
result
of
the
experiment.
6)
Make
a
conclusion.
设计意图：让学生通过小组合作对这一实验的设计及结果更加明确。
Step
6.
Language
Points
1)
fill
…with…
用……装满……
He
has
filled
his
case
with
many
books.
他已经把书装满了箱子。
2)
cover…with…
用……盖住……
I
cover
the
top
with
a
piece
of
cardboard.
3)
upside
down
的意思是“向下翻转过来”。
You
hold
the
book
upside
down.
你把书拿倒了。
拓展：right
side
up
是“正面朝上”的意思。
4）be
sure
+that
从句表示“认为……一定……”。
而be
not
sure表示不确定。
I’m
sure
she
will
come
here.
我确信她会来。
I’m
not
sure
when
he’ll
come
here.
我不能肯定他什么时候来这儿。
5）I
take
my
hand
off
the
cardboard.
我把手从纸板处拿走。
take…off
把…拿开
6）.You
think
the
water
will
pour
out,Danny.
pour
out
涌出，倾泻
pour
into
把…倒进…
7）6.That's
called
the
scientific
method.
method
n.
方法，办法，可数名词
a
method
of
doing
sth.
做某事的方法
8)The
force
of
the
air
keeps
the
water
in
the
jar.
(1)作名词时为可数名词。by
force
用暴力
by
force
of
靠…的力量
come
into
force
生效，实施
in
force
在实施中
（2）
作动词时，force
sb.to
do
sth.
force
sb.into
doing
sth.
Step
7.
Exercises
Let
the
students
do
some
exercises
about
the
key
points.
设计意图：中考链接，通过练习让学生巩固本课的重点知识。
Step
8.
Homework
1.Finish
your
exercise
books.
2.Try
to
do
this
experiment
yourself.
(what
happens
when
you
use
less
water,more
water,or
wet
cardboard?)
板书设计:
Lesson
25:
Let’s
Do
an
Experiment!
Materials:
water
jar
cardboard
Steps:
1、fill
...with
2、cover...with
3、turn...upside
down
4、stay...in
theory:
the
force
of/
air
pressure
冀教版九年级英语教学设计
Lesson
25
Let’s
Do
an
Experiment
!
单位：五墩中学
科目：九年级英语
姓名：付
慧