9B unit 1 词组 1

1.How do you like life on Mars ?

2.Daniel is thinking about what life will be like in the future . 3.Maybe many people will be able to travel in space in the future . 4.We will be cared for by robots = We will be taken care of by robots =We will be looked after by robots 5.Food will be in the form of pills . 6.wear space helmets to go outside 7.dream about camping on the moon 8.talk about the reasons for your choices

9.choose --- choice choose ---chose --- chosen 10.choose to do sth 11.choose --- as ----

12.be chosen to be / be chosen as ---- 13.choose sth from ---- 14.have a better choice

15.have no choice but to do --- 16.have two walkmans

17.humans , Germans , walkmans 18.by the year 2100

19.become more and more crowded 20.be polluted

21.hopefully , we can build a better world on Mars . 22.first of all 23.above all 24.at first 25.spacecraft

26.Our spacecraft are too slow to carry large numbers of people to Mars .

27.It takes only a very short time in space shuttle that travel at half the speed of light . 28.Humans need food,water and air to survive . 29.develop plants than can grow on Mars 30.produce the food and oxygen that we need

31.nobody is sure if these plants can produce enough water . 32.Gravity may be a problem for the early settlers on Mars .

33.The gravity on Mars is only about three-eighths of that on Earth . 34.We can easily jump too high and float away into space .

35.To prevent from floating away , humans on Mars will have to wear special boots . 36.There will be various designs for settlers to choose from those fashionable boots 37.compared with life on Earth ,life will be better in many ways . 38.People will have more space . 39.live in a dome with ten bedrooms .

40.There will probably be no schools on Mars.

41.Every student will have a computer at home connected to an interplanetary network.

42.take exams at online schools

43.in some ways , life on Mars may not be better than life on Earth today.

44.Meals will probably be in the form of pills and will not be as tasty as they are today . 45.Space travel will make many people feel ill.

46.The space shuttles travel fast , but the journey to Mars may be very uncomfortable. 47.a force that keeps us from floating in the air

48.machines that work under the control of computers 49.The population on Earth is still increasing quickly . 50.crowd n. --- crowd v. --- crowded The crowd cheered for the winner . He pushes his way through the crowd Memories crowed his mind.