1、Unit 4 Life on MarsUnit 4Words andExpressionscarry outpercentagedisadvantageriskafter all开展；执行开展；执行n.百分率；百分数百分率；百分数n.劣势，缺点，不利条件劣势，缺点，不利条件n.风险，危险风险，危险毕竟毕竟1.Would you want to live on Mars?2.What are the advantages and disadvantages of living on Mars?Living on Mars1.To find the important information fr
2、om listening material2.To learn to talk about the advantages and disadvantages of living on MarsAA1 Listen to the preview and help Sandy make notes.(1)School in Sunshine Town(2)Friday(3)Sunshine TV(4)Moving to Mars(5)7:30 to 9 p.m.(6)50A2 Listen to the discussion and help Sandy complete the lists.Ad
3、vantages of living on Mars1.It would be very interesting2.we could study at _.3.it is not so crowded,with much more _.4.Travelling in space would be _.online schoolsspacefunDisadvantages of living on Mars1.We do not know if it is really safe.2.We might _ from living there.3.It is _ from the Earth.4.
4、There is not enough food,_ or oxygen.5.There might be _ aliens.get illso far awaydangerouswaterA3 Complete the conversation.S:Did you watch the programme called (1)_ on(2)_ TV last(3)_ evening?D:Yes,I did,but I missed the first part of it.When did the programme begin?S:It began at(4)_.it started wit
5、h a discussion about a (5)_.Moving to MarsSunshineFriday7:30 p.m.survey It showed that(6)_ of the students would like to(7)_ the Earth and live on(8)_.D:Oh,yes.Some students said living on another planet such as Mars was would be very(9)_.They could study at(10)_,and travelling in(11)_ would be fun.
6、S:There might also be much more 50%move away fromMarsinterestingonline schoolsspace (12)_ for everyone on Mars.its too crowded here.D:However,some other students were worried about living there.They said they didnt know if it would be (13)_.They thought they might(14)_ because there is not enough fo
7、od,(15)_ or oxygen on Mars.spacereally safeget illwaterS:They were even afraid of aliens there.They thought aliens were _ and would harm people.dangerousRead and try to recite the conversations in 5-10 minutes.Role-play1.Role play in groups;2.Role play in front of the classBSpeak upListen to Daniel
8、and Sandys conversation.Then,make your own conversation with your classmate.For example:Would you like to live on Mars?Well,I want to.I think living on Mars would be fun.Its totally a different kind of life.Im not sure.I dont know if it would be really safe.There is not enough food,water or oxygen on Mars.Maybe,but I think the scientists will solve that problem.I hope so.Dont worry,I will stay with you.Homework 1.Preview Study skills on page 61.2.Preview Task on page 62-63.
