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Suggested answers: 1.Mount Qomolangma;8848.13 m 2.Mariana Trench;in the west of the Pacific 3.the Nile River;6 600 kilometres 4.380 000 kilometres;more than 56 000 000 kilometres 5.150 000 000 kilometres 6.7 500 K 7.40 000 kilometres 8.about 30~40 kilometres per hour; about 500 kilometres per hour; about 7.4~11.2 kilometres per second T:Have you got your total score? Ss:Yes. T:OK.S6,tell me your total score. S6:I’ve got 20 points. T:Congratulations!You really know better about the facts.What about you,S7? S7:My score is 15. T:Good.You know a lot about them.S8s,how many points have you got? S8:I’m sorry.I only got 7 points. T:It doesn’t matter.You do not seem to be interested in science.Everyone has his own hobby. CStep Ⅳ Listening T:So much for Warming up.Now,let’s do some listening.Look at the listening part on Page 9.Listen to the tape and write down where,when and what Sam and Betty saw.Then according to the description you hear on the tape,make a sketch of the animal.Are you clear about that? Ss:Yes. T:Now,let’s listen to the tape carefully and finish the task. (Teacher plays the tape for the students to listen.Then give the students a few minutes to fill in the chart and make a sketch of the animal as they saw.When they finish,teacher checks their answers and picks out one sketch of the animal drawn vividly by them as an example.) T:OK.Let’s go on with the listening practice.Listen to the tape again and then finish Exercise 2.Before listening to the tape,you need to go through the questions and know what to do.(After a little while.)Are you ready? Ss:Yes. (Teacher begins to play the tape for the second time.During this time,teacher may pause for the students to write down the answers to the questions.At last,check the answers with the whole class.) T:Now,write down five possible questions that other people may later ask Sam,Betty and Karen.First discuss in pairs and then write down your answers when you’ve finished.Exchange your questions with other groups. (Students do as the teacher says.) CStep Ⅴ Speaking T:As we know,science fiction is often about things we believe may be possible in the far future,maybe a hundred years later.For example,space travel may be possible in the near future.Because Yang Liwei went on a 17-hour travel to space by Shenzhou Ⅴ spaceship last year.But sometimes people doubt whether science fiction may come true.Do you agree with me? Ss:Yes. T:Now,open your books and turn to Page 10.Let’s look at the Speaking part.There are four dialogues about such topics,which are incomplete.Work in pairs to creat dialogues.When you’re making the dialogue,you can use the expressions on the blackboard. (Teacher writes the following on the blackboard.) I believe… I suppose… I doubt… I’m sure that… I’m(not) certain… I can’t imagine… It could be…but… It’s likely… It would like… T:Now,look at the blackboard.The useful expressions are used to express beliefs and doubts.They’re helpful for you to creat the dialogues.I’ll give you a few minutes to do them.After a while,I will ask some groups to act out your dialogues.Each group should choose a topic you’re interested in.Is that clear? Ss:Yes. T:OK.You can begin. (Teacher goes among the students while they’re making their dialogues.It necessary,teacher may give them some advice.) (责任编辑：admin) |