Unit 1 Life on Mars教案
21.do most of our work 22.take exams at online schools
23.have their own online teacher 24.in some ways
25.under the control of the computer 26the first to live on..mars
27.make friends with people who live there 28.take high-quality images
29provide energy for the spacesuit 30travel from mars to earth
31send a space robot onto mars 32.imagine doing sth.
33.so far away from earth 34.miss the first part
35.start with a discussion 36.be different from the situation
37.worry about living there 38.be afraid of seeing aliens
39.keep these animals away with laser light 40.do harm to them
41.be stored at the planet mars bank 42.go somewhere quiet
43buy a car which floats in the air 44.have a rest
45.help me make sandy calm down 46.too nervous to relax
47.sit by the window 48check your homework
49.work hard to make this dream come true 50.on the surface of
三. 重點句型
1.how do you like life on mars?= what do you think of life on mars?
2.i thought you liked mars. 我原以為你喜歡火星。
3.daniel is thinking about what life will be like in the future.
4.it may be difficult to imagine.
5.our planet, earth, is becoming more and more crowded and polluted.
6.at present, our spacecraft are too slowly to carry large numbers of people to mars—it takes months.
7.by 2100, the journey might take only a very short time in space shuttles (that travel at half the speed of light.)
8.humans need food, water and air to survive.
9.however, it is not sure if these plants could produce water.
10.the gravity on mars is only about three-eighths of the gravity on earth.
★11.there will be many different designs for settlers to choose from.
12.every student will have a computer at home (connecting to an inter-planet computer network.)