Unit 1 Life on Mars_Grammar_精品课件.ppt

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1、,Unit4 Grammar 参考课件,2.Object clauses introduced by “that”,Teaching objectives,1.Review the main language points .,3.Object clauses introduced by “if” or “whether”.,4.Object clauses introduced by “wh-” words,Task1-Review:Additional exercises,A、用括号内所给词的适当形式填空There is less air _ (pollute) in town than

2、that in the city.2 Look at the newest T-shirt . Its made of cotton. I think it will become _ (fashion) this summer.3 Its _ (high) possible that people can live on Mars in the future.,pollution,fashionable,highly,.Grandma is too old _ (settle) on another planet at present.,.The helmet is made of meta

3、l. Its too heavy. When I wear it, I feel _(comfort).6.My father cooks very well. The food he cooks is as _ (taste) as that in the restaurant.,to settle,uncomfortable,tasty,7.Here are many kinds of moon cakes for you _(choose) from. 8._ (compare) with what he had already, the new stamps were not very

4、 interesting.9._ (hope), doctors have found a new way to operate on the patients flying hospital.10.We should keep water from _ (be) polluted.,to choose,Compared,Hopefully,being,B. complete the following sentences.,1.这些靴子现在很流行。我们店里有很多种不同款式可供你挑选。 These boots are _ at the moment. There are many differ

5、ent styles _.2. 我只能跑到刘翔一半的速度。 I can run only _.,very fashionable,for you to choose from,at half the speed of Liu Xiang,3. 这个孩子太矮了,他够不着桌子上的苹果。The child is _ reach the apples on the table.4. 我们学校的学生人数只是他们的五分之二。The number of students in our school is only _ in their school.5. 食物将会是药片形状的而且不像今天的那么味道好。Mea

6、ls will _ and wont _ they are today.,too short to,two-fifths of that,be in the form of pills,be as tasty as,Task2-Obiect clauses introduced by “that”,An object clause functions as the object in a sentence. It can be put after some verbs such as “think, believe and know”. It can also follow some adje

7、ctives such as “certain and sure”.,1.Everybody could know that Tom was frightened,2.She wasnt certain (that) he had seen her.,3. Im pretty sure (that) hell agree.,Task 3object clauses introduced by “if ” or “whether”,We can use “if” or “whether” to introduce an object clause when it expresses a “yes

8、/no” question. In that case, we often use the same word order as in a statement.,Does he live in that house? ( She asked me )Have you finished your homework? ( I want to know),She asked me if/ whether he lived in this house.,I want to know if you have finished your homework.,Task4 Object clauses int

9、roduced by “wh-” words,We use a “wh-” word to introducean object clause when it expresses a “wh-” question. The word order in the object clause should be the same as that in a statement.,Where can I find a restaurant? ( Do you know),Do you know where I can find a restaurant?,宾语从句在句子中作及物动词或介词的宾语,从句放在

10、主句之后,前后不用逗号分开。,宾语从句的引导词有：that引导陈述句语意。(2) if, whether引导一般疑问句语意。(3) who, whom, whose, which, what / when, where, how, why引导特殊疑问句语意。,Conclusion,宾语从句要用陈述句语序。,whether和if都是“是否”的意思，一般情况下两者可以换用，但在介词之后;不定式之前;与or not连用;在句首或在引导表语从句，只能用 whether。,宾语从句一定要注意时态呼应，即当主句谓语动词是过去式时，从句中谓语动词也要用过去时态范畴的时态，但若从句陈述的是真理或客观规律，其谓

11、语的时态仍用一般现在时。,Exercises A.Choose the right conj.,Can you tell me _ else is going to be on duty?(who,what)2. She said _ it wouldnt matter much.(that, if)3. He always thinks _ he can do better.(how, who)4. I really dont know _ the bridge will be finished. (how long, how soon)5. They dont know _ we are

12、going hiking.6. I was really surprised at _ I saw.7. I dont understand _ so many people are crowding round him. 8. Do you know _ skirt it is?,who,that,how,how soon,when,what,why,whose,B.Combine sentences,Jill thinks she will work hard at maths next term.,I want to know whether he likes swimming or s

13、kating.,I wast sure if they would be able to buy another car.,We never knew what would happen in a hundred years.,Bill wondered what was the matter with his computer.,C.Complete the sentences,She says _ (她将在桌上留个口信).,Lin Tao feels _(他自己的球队更好).,He said _(最快的旅行方式是乘飞机),(that) she will leave a message on

14、 his desk.,that his own team is even better.,(that) the fastest way to travel was by plane.,Could you tell me_? (那是不是一列快车)?,Lets see _(我们是否能找到那个城市的信息).,if we can find out some information about that city.,whether thats a fast train or not,Could you tell me _(乘飞机去海南要多少钱)?,how much it costs to go to Hainan by air ?,