Learning about Language名师教学视频（文字实录）

Unit

3

Computers

Period

1&2,

Warming

Up,

Pre-reading,

and

Reading

Teaching

aims

1.

Knowledge

aims

(1)

Get

the

students

to

learn

the

useful

and

expressions

in

this

part.

(2)

(2)Let

students

to

learn

about

history

and

basic

knowledge

of

computers.

2.

Ability

aims

Develop

students'

reading

abilities

and

let

them

learn

different

reading

skills. 3.Emotion

aims

:

Arouse

students'

great

interest

in

learning

computers

and

let

them

learn

to

use

the

computers

in

their

daily

lives.

Teaching

difficult

and

important

points

1.

Let

the

students

learn

more

about

history

and

basic

knowledge

of

computers.

2.

Get

the

students

to

learn

different

reading

skills.

Teaching

methods

1.Task-based

teaching

and

learning

2.Cooperative

learning

3.Discussion

Teaching

procedures

and

ways

Step1.Warming up

What

is

it?

Give

some

sentences

to

describe

different

kinds

of

calculating

objects

and

some

pictures

to

help

the

students

to

guess

what

it

is? ①

An

old

calculating

machine

used

in

China

until

now.

An

abacus

②

It

is

a

new

calculating

machine

which

can

solve

a

large

number

of

mathematical

problems.

A

calculator

③

It

is

built

to

solve

some

mathematical

problems.

But

it

is

too

big.

A

huge

compute

④

It

is

a

computer

which

can

solve

all

kinds

of

problems

and

is

used

widely

now

.

A

PC

/

desktop

⑤

It

is

a

kind

of

computer

which

can

be

taken

conveniently(方便).

A

laptop

/

notebook

computer

Step2.pre-reading

Can

you

put

these

inventions

in

an

order

according

to

the

time

when

they

appeared?

(

)

Analytical

machine（分析机）

(

)

Laptop

(

)

Calculating

machine

（计算机器）

(

)

Robot／android

(

)

PC

(

)

Universal

machine（通用机器）

Step3.

Reading

(1)Skimming

Task

1.

Find

out

the

topic

sentences

of

each

paragraph

(P19.Ex2)

Task

2

.Summarize

the

general

idea

of

this

passage.

(2)Scanning

Task1.

True

or

False

1.

In

1642

I

began

as

a

calculating

machine

and

could

solve

any

mathematical

problem.

(F:

solve

any

calculating

problem)

2.

My

real

father

was

Charles

Babbage,

who

wrote

a

book

and

build

me

1936.(F:

Alan

Turning)

3.

After

I

got

my

new

transistors

in

the

1960s,

I

became

smaller

but

cleverer

and

quicker.(T)

4.

I

was

brought

into

people's

homes

in

the

1970s.(T)

5.

Since

my

birth

I

have

been

built

to

take

the

place

of

human

race.(F:

build

to

serve

human

race)

Step4.

Careful-

reading

Task

1:

Look

at

the

timeline

below.

Fill

in

the

blanks

with

information

from

the

reading

text.

Time

The

development

of

the

computers

1642

1822

The

Analytical

Machine

was

made

by

Charles

Babbage.

1940s

The

first

family

of

computers

was

connected

to

each

other.

1970s

now

1642:

The

computer

began

as

a

calculating

machine

1822:

The

Analytical

Machine

was

made

by

Charles

Babbage.

1936:

The

computer

grew

rapidly

both

in

size

and

in

brainpower.

1940s:

The

computers

had

grown

as

large

as

a

room.

1960s:

The

first

family

of

computers

was

connected

to

each

other.

1970s:

Computers

were

used

in

offices

and

homes

Now:

Computers

connect

people

all

over

the

world

together.

Step4.

Conclusion

of

the

text

How

did

computers

develop?

A

calculating

machine

→_____________→

_________________→_________________→________________→_____________→

________________→________________→_

many

new

applications