Unit-4-Topic-3-Section-B-英语-初三-九年级-上学期课件.ppt

Unit 4 Topic 3 Section BReviewModal verb+be+Vp.p1.Now people can use computers to help them.Now computers _ _ _ to help the them.2.Must we finish our work today?_ our work_ _ today?3.We should brush our teeth every day.Our teeth_ _ _ every day.4.He can mend the bike in two days.The bike _ _ _ in two dayscan be usedMust be finishedshould be brushedcan be mendedUseful expressions 1.scientist-scientific scientific research2.see sth with ones own eyes=see sth oneself 3.send into,send up4.in order to do,so that He practices English every day in order to improve his English.He practices English every day so that he can improve his English.5.We will be able to do anything that can be done on the earth.Pair workRead 1a again.Ask and answer in pairs.1.Has Maria heard the news about the space flight to Mars?2.Who will take part in it?No,she havent.The astronauts from China,the United States and Russia.Pair work 3.Why will the astronauts travel to space?4.What is Kangkang going to be when he grows up?5.Which subject does Maria prefer,science or dancing?Because they want to discover something new about Mars.An astronaut.Science.Useful expressions1.I can perform ballet on the stage in the future.2.I perfer science to dance.3.I d like to be an astronaut when I grow up.4.Lets work hard to make our dreams come true.Mars火星矿藏图片 火星渠道曾一度灌满了流水 火星上的马力内尼斯峡谷。这个峡谷比美国大峡谷还要大，图像显示它是被流水冲出来的 凤凰号火星车勇气号火星车Lets listen to the tape,then answer the following questions:(1)Who is this e-mail from?(2)How long did it take them to get there?(3)Did everything go well during the journey?This e-mail is from Kangkangs uncle,Stephen.It took them more than two years to get there.Yes,the journey has gone very well be worth doing eg.The book is worth reading.be worth it 有好处，值得。The job needs a lot of hard work but its worth it.Hi Kangkang,It _1_ two days since we _2_ on Mars.It _3_ us more than two years to get here.Generally,the journey _4_ well.But the living conditions _5_ quite bad during the journey.We had to _6_ most of the food in the spaceship.Whats _7_,our water supplies were very _8_.We had to _9_ the use of water during those days.It _10_six weeks since we _11_ a proper shower.763 days what a long time!I often _12_ my family,but the _13_ and _14_ on Mars are worth it!巩固练习