高一英语上册教案[人教版]：Unit 9 科技（五）

unit 9 technology

5th period

sub topic: controversy about technology

focus using english

tasks 1. a hi-tech show

2. talk about the advantages and disadvantages of the cellphones, robots and computers etc.

3. a survey a probe into the cause of teenagers’ addiction to cyber café

teaching aims: 1. to impress the students with the great impact of technology

2.to use the words and phrases to describe things

(pressteenagerreminddareemergencydialobeythroughoutcalendar

throughout the world, stay in touch with sb., call for help, in case of emergency, have fun, be cool….) to think about the problems caused by technology

teaching aids:

a cellphone, pictures of a robot and computer, the multi-media teaching system, etc.

moral focus: social awareness

teaching procedures:

step one warming up

enjoy some well-selected mtvs

comments on the producing of these mtvs and the use of new technology

step two a hi-tech show

3. impress the students with the great impact of technology by displaying hi-tech achievements and the great imagination which will bring about new inventions in the future.

get the groups to show their work

introduce the hi-tech achievements

descriptions must come along with the show

four minutes are given for each group

4. imagine the future inventions

step three language input

future travel : teleportation

5.read the passage and answer the following questions

what does teleportation mean?

how is teleportation different from normal transportation?

why is it so difficult to teleport human beings?

do you think teleportation will be realized? give your reasons.

6.fulfill the exam tasks

learn the strategy of guessing the meaning of the words in the context. match each word with the best strategy.

word strategy

teleportation some words are made up of parts. we can use the meaning of each part to guess the meaning of the word

photons we can use words we already know to guess the meaning of words that mean the same or that have the opposite meaning

apart some words are explained in the sentence. the explanation is often between commas(,), dashes(----),or brackets( ).

step four more tips for reading

learn to become a smart reader

see page 63

step five a science report

7. listen to a science report from the voa

8.impress the students with the latest discoveries in technology

9. comments on the possible negative aspects of technology

step six talking

10. modern technology helps us do many of the things we want to do. but technology can also cause problems. what are the advantages and disadvantages of modern technology?

work together with your partner. write down the advantages and disadvantages of the following inventions.

items

advantages

disadvantages

cellphones

1.cellphones help us keep in touch with friends and family.

…

1.using a cellphone is expensive.

2.overusing it may disturb our work.

…

robots

…

…

computers

…

…

discuss about the advantages and disadvantages of modern technology with the help of the lists.

step seven topic probe (homework)

11. a survey a probe into the cause of teenagers’ addiction to cyber café

pay attention to the percentage of boys and girls respectively

organize a report

share opinions with the whole class

a survey

no

name

age

sex

name of the cyber café

reason

parents’ attitude

school’s reaction

1

2

3

4

5

6

7

8

9

10

step eight writing

12. write an investigation report informing on the result of the investigation.

state the present situation and list all the problems

appeal for attention to proper use of cyber café by teenagers

suggest solutions and express your own ideas clearly

one or two sentences are expected to be used in present continuous passive voice