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LifeonMars單元全課時課件10份grammar 2.ppt

'LifeonMars單元全課時課件10份grammar 2.ppt'
Life on MarsGrammar 2What do many people think of the life by the year 2100?They believe ____________________________ by the year 2100.(that) we will live on the planet MarsWho will do most of the work on Mars?People think _______________________ most of our work. And they are sure ________________ time for their hobbies.(that) robots will do(that) they will haveUsage 1Object clauses introduced by ‘that’People think (that) robots will do most of our work.Many people believe (that) we will live on the planet Mars by the year 2100.Many people are sure (that) they will have more time for their hobbies.From the sentences, we know (that) an object clause can be put after some _______, such as ‘think’, ‘believe’, ‘know’, or after some ___________, such as ‘sure’, ‘certain’.verbsadjectivesMany people believe (that) we will live on the planet Mars by the year 2100.(改為否定句)Which one is better?Many people don’t believe (that) we will live on the planet Mars by the year 2100.Many people believe (that) we will not live on the planet Mars by the year 2100.√We always put ‘not’ before ‘think’ and ‘believe’.Try to find out whether it is an object clause or not.These plants will produce food and oxygen that we need to live on Mars.Scientists will develop plants that can grow on Mars.People think that humans on Mars have to wear special boots to make themselves heavier.We all know that Mars is a planet in the solar system.The journey to Mars could take only a very short time in space shuttles that travel at half the speed of light.Some scientists do not believe that the journey to Mars will be very comfortable.oooNNNCan any plants grow on Mars now?We don’t know/are wondering/are not sure ______________________________________ on Mars.if/whether any plants can growMany people are sure that some plants can produce enough water on mars, aren’t they?No, nobody is sure __________________________________________________ on Mars or not. whether any plants can produce enough waterUsage 2We don’t know/are wondering if/whether any plants can grow on Mars.Nobody is sure whether any plants can produce enough water on Mars or not.From the two sentences, we know that we can use ______ or __________ to introduce an object clause when it expresses a ‘yes/no’ question.ifwhetherWhen we see the word ‘or’, we can only use ‘whether’.Can any plants grow on Mars now?vSWe don’t know/are wondering if/whether any plants can grow on Mars.SvWe use the same word order as in a statement.Correct the sentence;Is living on Mars safe?After reading the book, Tom was wondering if is living on Mars safe?living on Mars wasHelp Daniel know more about life on Mars1. Will transport on Mars be much better than on Earth?Are you certain ____________________________ __________________________________________?2. Is gravity a problem for the early travelers on Mars?Can you tell me ___________________________ _________________________________________?3. Does it take very long to travel from Earth to Mars?Do you know _______________________________ _____________________________________? if/whether transport on Mars will be much better than on Earth if/whether gravity is a problem for the early travelers on Mars if/whether it takes very long to travel from Earth to Mars4. Are many people going to move to Mars?Can you tell me ____________________ _________________________________?5. Did the USA send a space robot onto Mars last year?Do you know ______________________ _________________________________? if/whether many people are going to move to Mars if/whether the USA sent a space robot onto Mars last yearHelp Daniel finish his diary about what he has found about living on Mars with ‘that’, ‘if’ or ‘whether’.Do you believe ________ man will be able to live on the planet Mars in the future? Scientists are working hard to make this dream come true. However, they are still not sure ______ we could grow plants on Mars. Also, many scientists think _______ gravity is a problem for the first settlers. They all agree _________ the journey to Mars will not be comfortable. Therefore, I am wondering ________ there will be many people willing to move to Mars or not.thatif/whetherthatthatwhetherHomework: Translate the following sentences.1. Miss Wang told me _________________________________(地球繞著太陽轉).2. Li Feng said __________________________________ (他去過上海三次了).3. I want to know _____________________________.(他是否跟我們一起去公園)4. I hear _____________________________________. (一小時后他會回來)5. Mary asked __________________________________. (我是否完成我的作業了)6. Lily said _______________________________ (她在看雜志) when I called her.7. I believe ________________________________ (Tom正忙著在網上搜信息呢).8. The twins said _____________________________(他們將參加運動會)the next week.
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grammar 單元 lifeonmars 課時 10
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