必修五Unit 1 Great scientists warming and Reading 课件（22张ppt）

(共22张PPT)
Unit
1
Great
Scientists
Warming
and
Reading
Who
impresses
you
most?
Yuan
Longping
Charlie
Chaplin
Lin
Qiaozhi
Jane
Goodall
link
expert
instruct
attend
expose
cure
challenge
scientist
severe
blame
She’s
an
______
doctor
who
devoted
all
her
life
to
delivering
babies
as
well
as
_________
and
_____
Chinese
women
who
were
_______
to
______
women’s
illnesses.
As
a
young
girl,
she
began
to
face
the
_________
to
live
alone
in
the
forest
for
her
research,
which
showed
the
____
between
chimps
and
human
beings.
And
she
thinks
humans
should
be
to
_____
for
the
terrible
life
of
some
wild
animals.
He
is
a
Chinese
_______
who
circulated
his
knowledge
and
_________
farmers
to
increase
the
rice
harvest
without
expanding
the
area
of
the
fields.
Fill
in
the
missing
words
and
tell
who
he/she
is.
expert
attending
curing
exposed
severe
links
blame
scientist
instructed
challenge
Lin
Qiaozhi
Yuan
Longping
What
do
they
have
in
common?
What
infectious
diseases
do
you
know?
When
you
eat
some
food
that
is
not
fresh……
You
may
feel…
Maybe
you
have
got
________.
Cholera
Bird
flu,
AIDS,
SARS,
H1N1,Ebola…
？
King
Cholera
an
infectious
disease
What
is
Cholera?
Cholera
is
the
illness
caused
by
a
bacterium
called
Vibrio
cholerae(霍乱弧菌).
It
infects
people’s
intestines
(肠),
causing
diarrhea
(腹泻),
vomiting(呕吐)
and
leg
cramps（痉挛）.
The
most
common
cause
of
cholera
is
by
someone
eating
food
or
drinking
water
that
has
been
infected
with
the
bacteria.
John
Snow
Defeats
“King
Cholera”
Prediction
What
do
you
think
will
be
talked
about
in
this
passage?
When?
Where?
What?
Who?
How?
In
1854,
many
people
died
of
cholera
in
London.
John
Snow
found
the
cause
of
cholera
and
solved
the
problem.
in
1854
in
London
People
died
of
cholera.
John
Snow
He
had
to
find
the
cause.
Main
idea(according
to
5-W):
Skimming
John
Snow
Defeats
“King
Cholera”
Para.1
Detailed
reading
This
was
the
deadly
disease
of
its
day.
Neither
its
cause
nor
its
cure
was
understood.
So
many
thousands
of
terrified
people
died
every
time
there
was
an
outbreak.
Why
did
people
call
it
“king”?
Find
a
problem
John
Snow
was
an
doctor
in
London
who
Queen
Victoria
as
her
personal
.
He
thought
about
helping
ordinary
people
to
cholera.
Though
the
cause
and
the
of
it
were
unknown,
he
wanted
to
face
the
and
solve
the
problem.
Para.1
expert
attended
physician
exposed
cure
challenge
John
Snow
Defeats
“King
Cholera”
attend:
①
be
present
at
eg:
Thousands
of
people
attended
the
funeral.
②
take
care
of
eg:
Dr.
Smith
attended
her
in
hospital.
√
Collect
results
Find
a
problem
Make
a
question
Draw
a
conclusion
Think
of
a
method
Analyze
the
results
Find
supporting
evidence
Stages
for
scientific
research:
John
Snow
Defeats
“King
Cholera”
Make
a
question
Theory
1
Theory
2
A
cloud
of
dangerous
gas
would
float
around
until
it
found
its
victims.
People
absorbed
the
disease
into
their
bodies
with
their
meals.
Para.2
Q:
How
did
cholera
kill
people?
Collect
results
Find
a
problem
Make
a
question
Draw
a
conclusion
Think
of
a
method
Analyze
the
results
Find
supporting
evidence
Stages
for
scientific
research:
Para.3
Think
of
a
method
&
Collect
results
Para.3-4
John
Snow
gathered
information
and
marked
the
places
on
a
_____.
map
It
seemed
that
the
______
is
to
blame.
water
Would
John
Snow
have
discovered
the
root
of
the
problem
without
the
map?
What
was
the
function
of
the
map?
Collect
results
Find
a
problem
Make
a
question
Draw
a
conclusion
Think
of
a
method
Analyze
the
results
Find
supporting
evidence
Stages
for
scientific
research:
Analyze
the
results
The
water
was
from
the
river
which
had
been
polluted
by
the
dirty
water
from
London.
The
handle
had
to
be
removed
from
the
pump.
Para.5
Discovery?
Sollution?
Collect
results
Find
a
problem
Make
a
question
Draw
a
conclusion
Think
of
a
method
Analyze
the
results
Find
supporting
evidence
Stages
for
scientific
research:
so…that…
had
it
delivered
Find
supporting
evidence
The
polluted
water
carried
the
virus.
Para.6
two
other
deaths
announced
with
certainty
Collect
results
Find
a
problem
Make
a
question
Draw
a
conclusion
Think
of
a
method
Analyze
the
results
Find
supporting
evidence
Stages
for
scientific
research:
Draw
a
conclusion
What
were
John
Snow’s
suggestions?
What
should
people
pay
attention
to
for
their
own
health?
Give
suggestions.
①
The
source
of
all
water
supplies
should
be
examined.
②
The
water
companies
were
also
instructed
not
to
expose
people
to
polluted
water
any
more.
Para.7
Find
a
problem
Make
a
question
Think
of
a
method
Collect
results
Analyse
results
Find
supporting
evidence
Draw
a
conclusion
How
to
prove
a
new
idea
in
scientific
research?
Para.
1
Para.
2
Para.
3
Para.
4
Para.
5
Para.
6
Para.
7
What
caused
cholera?
Which
theory
was
correct?
Gather
information
Mark
information
on
a
map
Look
into
the
source
of
water
Find
two
other
deaths
Find
the
cause
and
give
suggestions
Give
the
main
idea
of
each
para.
Draw
a
conclusion
Think
of
a
method
Collect
results
Make
a
question
Find
a
problem
Analyze
the
results
Find
supporting
evidence
Stage
1
Stage
2
Stage
3
Stage
4
Stage
5
Stage
6
Stage
7
A.
In
a
news
report.
B.
In
a
story
book.
C.
In
a
scientific
report.
D.
In
a
diary.
Where
can
we
most
probably
read
the
text
?
What
diseases
are
similar
to
cholera
today?
The
diseases,
which
are
similar
today
are
_____,
_____,
and
_______
because
they
are
_____,
________
and
have
an
unknown
_____.
SARS
AIDS
bird-flu
deadly
infectious
cause
How
should
we
prevent
diseases
in
our
daily
life?
wash
hands
often
Discussion
Prevention
is
better
than
cure.
eat
healthy
and
nutritious
food
drink
boiled
water
do
more
exercise
keep
away
from
the
crowd
keep
the
kitchen
sanitary
Writing
Suppose
you
are
a
member
of
the
student
union
who
is
asked
to
look
into
a
case
in
which
one
of
your
schoolmates
had
a
stomachache
after
having
dinner
in
the
student
canteen
of
your
school.
Look
into
the
case
using
the
7
stages
we
have
learned
in
this
class
and
write
a
report
to
show
the
idea
that
he
got
infected
with
a
disease
from
the
unsanitary
dishes.
Para.
1:
Find
a
problem
Make
a
question
Think
of
a
method
Para.
2:
Collect
results
Analyze
the
results
Find
supporting
evidence
Para
3:
Draw
a
conclusion
Give
suggestions