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1、Unit 5It must belong to Carla本单元内容本单元内容Learn to make inferenceSome important phraseLearn to make inference能用来表示推测的情态动词 Must, might, could, may, cant 确信程度大小：must may might 肯定和否定的推测： must（肯定） cant， couldnt (否定） Whose notebook is this?It must be Nings. It has her name on it Whose guitar is this?It migh
2、t belong to Alice. She plays the guitar. What can the two boys be watching?You can go and ask them, but they may not answer you.Whose T-shirts is this? It cant be Johns. Its much too small for him表示推测的情态动词小结1.Can用在否定句或疑问句中时表示说话人的“推测”和“不确定”例如：1.Where can he be? 2.It may be the headmaster. No, it cant
3、 be him. He has gone to shanghai. Could 也有怀疑和不确定的意思（在否定句中和疑问句中）例如：1. At the time, we thought the story could be true. 2. He couldnt be a bad man 2.May 表示说话人的猜测，认为某一事情“或许”或“可能”发生。 There may be a terrible storm in the following few days. Might 表示推测时，不表示时态。只表示可能性更小。 He might be at home.3. must用在肯定句中表示较
4、有把握的推测，意为“一定”。 He must be working at home. must 表示对已发生的事情的推测时，must 要接完成式 . The road is wet. It must have rained last night Some excises 1. I didnt hear the phone. I _ asleep. A. must be B. must have been C. should be D. should have been 2. Mary _ be in Paris. I saw her in town only a few minutes ago
5、. A. mustnt B. shouldnt C. cant D. may not3. Peter _ come with us tonight, but he isnt very sure yet. A. must B. may C. can D. will4.I thought you _ like something to read, so I have brought you some books. A. may B. might C. could D. must重要词组1.If you have any idea where it might be, please call me.
6、2.no more 和 noany more的区别3.I think I dropped it during the concerts so it might still be in the symphony hall 4.However, these days, strange things are happening in our neighborhood and everyone is unhappy.If you have any idea .= If you know. 意思是： 如果你知道 any用于if 引导的条件从句中，有“若干的，有多少”的意思e.g. If you have
7、 any time, Id like to talk with you.No more 与 not any more的区别二者都是表示“不再”，“再没有”， no more 要用在谈数量或程度，notany more用在谈时间时。E.g. There is no more bread.(指数量） Hes no more genius than I am。（指程度） He doesnt live here any more。（指时间）During 的用法1.用在已知的时期、节日或表示时间观念的名词前e.g. during the summer, during my holidays, during our stay in Japan. 意思为：“当之际”既可指某一动作在某个时期内连续不断的发生，也可指某个动作在这一时期内的某一时间发生： e.g. It snowed all day but stopped snowing during that night.However 和 these daysHowever 是转折连词，与but意义相同，但however是较正式的说法。例如： I know how to pronounce the English word, however I cant write it. These days意思是：最近，近几天
