高中英语（北师大版必修2）导学案：Unit 4 Cyberspace L1

in 1983

in the last 30 years

now

pessimistic ideas

optimistic ideas

_______ in cyberspace

l       _________ can get into the computers of banks and governments.

l       __________

ø       ________the world’s computers,

ø       cause ________,

ø        make plane and trains _______

l       we can get ____________information from the internet.

l       it is clear that we are going to see ____________ in the shopping on the internet.

ø       buy books

ø       find out about holiday _____

ø       ______ tickets

l       we will get ____________ from the internet.

l       television and mail service may _________ with ________________ of the internet.