Unit 4 Inventions 导学案（无答案） (2)

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Unit
4
Inventions
导学案
【学习目标】
1.了解单词
2.了解圆珠笔发明者发明圆珠笔的故事及孔明灯和热气球这两项发明
3.能运用略读、找读等阅读策略理解文章大意和细节
【重难点预测】
重点：了解补充阅读的大意和细节
难点：了解单词和短语
【学习流程】
Ⅰ、预习检测
1.
I
think
the
story
is
not
so______
as
that
one.
A.
interesting
B.
interested
C.
more
interesting
D.
most
interested
2.
This
box
is
________
that
one.
A.
heavy
than
B.
so
heavy
than
C.
heavier
as
D.
as
heavy
as
3.
My
mother
is
no_______
young.
A.
shorter
B.
longer
C.
little
D.
few
经过前几课时的学习，了解了哪些伟大的发明家和他们的发明。如：
Thomas
Edison
developed
the
first
practical
light
bulb.21世纪教育网版权所有
Cai
Lun
invented
paper.
Alexander
Graham
Bell
is
the
inventor
of
the
first
practical
telephone.
Ⅱ、自主探究
根据阅读的第一段，猜测这是哪项发明并理解阅读中的单词和短语。
Which
do
you
prefer，a
ballpoint
pen
or
a
fountain
pen
Why
Do
you
know
why
the
ballpoint
pen
was
invented
Ⅲ、合作交流
运用略读策略阅读全文，并判断下列句子分别概括了文中哪一段的段落大意。
1.
The
ballpoint
pen
was
a
great
success.
(
)
2.
How
the
ballpoint
pen
was
invented.
(
)
3.
How
people
remember
Biro
(
)
关注阅读的标题，思考标题中giant的意思，小组讨论。
What
does
the
word“giant”mean
in
the
title
Why
do
we
call
Biro
a
pen
giant 21教育网
Do
you
know
of
any
other
invention
that
was
named
after
its
inventor
（be
named
after......
被命名）21cnjy.com
Ⅳ、师（生）总结反思收获
策略与反思
纠错与归纳
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