陕西省澄城王庄中学高一英语《UNIT 1 CULTURAL RELICS》课件.ppt

1、Goals（考点指引）：1.复习巩固必修2unit one的词汇、短语和句型。2.结合高考趋势,学习掌握几个重点词汇的用法。3.完成练习进一步巩固本单元的词汇和句型。难点突破：情态动词表推测单词拼写1.His parents died in the earthquake,but luckily he _（幸存）2.We use flowers and balloons to（装饰）our classroom on New Years Day.3.The glove were (设计)for extremely cold climates.4.Do you know how many（朝代）th

2、ere are in Chinas history?5.There is no _（疑问）that we will be successful.6.We have found further scientific(证据)for this theory.7.You can leave a message with(接待处).8.The horse was frightened by the sound of the _（爆炸）.9.Their voice were very high when_（辩论）people next the door can hear it clearly.10.The

3、 ship is _（下沉）and I have to send a SOS.surviveddecoratedesigneddynastiesdoubtevidencereceptionexplosiondebatingsinking.重点短语再现1.调查2.属于3.搜寻，寻找4.作为报答；回报5.处于交战状态6.拆开7.看重；器重8.担任，任职9.说实话10.关心；在乎look intobelong toin search ofin returnat wartake apartthink highly ofserve asto tell the truthcare about.句型背诵1.

4、There is no doubt that the boxes were then put on a train for Konigsberg,which was at that time a German city on the Baltic Sea.毫无疑问，这些箱子后来被装上火车运往哥尼斯堡，当时它是波罗的海边的一个德国城市。2.Frederick William,the King of Prussia,could never have imagined that his greatest gift to the Russian people would have such an am

5、azing history.普鲁士国王腓特烈威廉一世绝对不可能想到，他送给俄罗斯人民的厚礼会有这样一段令人惊讶的历史。重点细解点对点There is no doubt that our experiment will succeed.毫无疑问，我们的实验会成功的。There is some doubt whether he can win first prize.他是否能赢得一等奖还有些疑问。I never doubted that she would come.我从未怀疑过她会来。I doubt whether/if the new one will be better.我不敢断定这个新的是

6、否会好些。1.There is no doubt that毫无疑问(2)doubt作为动词后接名词、代词或宾语从句。在否定句和疑问句中，doubt后面接that引导的宾语从句；在肯定句中，后面一般接whether或if引导的宾语从句。(1)Doubt作为名词常与about/of等介词连用，其后也可接同位语从句。doubt用(2)在否定句中，后面接that引导的同位语从句；用在肯定句中，后面接whether(3)引导的同位语从句。注意不可以用if替换whether。Practice1.Some researchers believe that there is no doubt _a cure

7、for AIDS will be found.Awhich Bthat Cwhat Dwhether解析：选B。句意：一些研究者相信一定可以找到治疗艾滋病的方法。故选B。2.I dont doubt _ our country will play a more and more important role in the world affairs.Awhether BIf Cthat Dhow解析：选C。doubt后的从句是疑问句或否定句时应用that引导。句意：我相信我们的国家会在国际事务中发挥越来越重要的作用。Translation他是否会成功，人们还是有些怀疑。People doubt

8、 whether/if he will succeed.There is some doubt whether he will succeed.2.Frederick William,the King of Prussia,could never have imagined that his greatest gift to the Russian people would have such an amazing history.could not have done 表示对过去动作的推测情态动词表推测情态动词中的can,could,may,might,must都表推测。其中must的可能性

9、最大，can/could次之，may/might最小。具体用法如下：1.must的用法表示推测“可能性”时，意思是“一定、准是”，语气较肯定，较有把握，而且只能用于肯定句中。He must be American.=It is certain that he is American.他准是个美国人。He must have a car now.（现在）他一定有辆小汽车。He must have finished the work.（过去发生）他一定已完成了工作。He must be doing his exercises in the classroom.（正在进行）他一定在教室里做练习。总结

10、归纳：情态动词表推测时：（1）表示对现在或将来的情况推测时，其后接动词原形；（2）表示对过去情况或过去发生事情的推测时，其后接have done的形式;（3）表示对现在正在进行的情况推测时，其后接be doing 的形式。2.can/could的用法（1）can表示推测“可能性”时，往往用于否定句或疑问句。cant/couldnt“一定不”“不可能”.He cant be at home.=It is impossible that he is at home.他一定不在家。（2）can/cant+have done，表示对过去发生的动作进行推测。He cant have gone to Sh

11、anghai for I saw him a minute ago.他不可能去了上海，我刚才还看见他。Its so late.Where can she have gone?天晚了，她可能去哪儿了呢？3.may和might的用法（1）may,might表示推测“可能性”时，意思是“可能”、“也许”,用于肯定句中。He may/might be American.=It is possible that he is American.他可能是个美国人。注：might不表示过去时态，只是语气上比may更委婉，表示的可能性更小。（2）may,might表推测时，可以用于否定句，意思是“可能不、也许不

12、”，但不用于疑问句。He may/might not be at home.他也许不在家。（3）may,might可以推测现在正在发生的动作或过去发生的动作。He may/might be sleeping now.The boy may/might not be watching TV at home.这个男孩可能没在家看电视These students may/might have seen the film before.（过去）这些学生以前可能看过这部电影。Practice1.That man must be Marys husband.-No,he_ be her husband.S

13、he is still single.A.cant B.mustnt C.may not D.ought to2.Peter _come with us tonight,but he isnt very sure.A.must B.may C.can D.willPractice1.There is still some doubt _ the autumn sports meet will be held in our school，but there is no doubt _it will be held soon after our National Day holiday.Athat

14、；that Bwhether；whether Cthat；whether Dwhether；that2.What_ it be?-It_ be a mail box,for it is moving.It_ be a car.A.can;cant;must B.can;can;must C.can;mustnt;must D.must;mustnt;can3.I saw Mary in the library yesterday.-You_ her.She is still abroad.A.mustnt see B.cant have seen C.mustnt have seen D.co

15、uldnt see4.Miss.Brown_ the train,otherwise she would have arrived here by now.A.must have missed B.should have missedC.must miss D.might miss5.Where is my dictionary?I remember I put it here yesterday.-You _ it in the wrong place.A.must put B.should have put C.might put D.might have put1.There is no

16、 doubt that毫无疑问（1）Doubt作为名词常与about/of等介词连用，其后也可接同位语从句。doubt用在否定句中，后面接that引导的同位语从句；用在肯定句中，后面接whether引导的同位语从句。注意不可以用if替换whether。(2)doubt作为动词后接名词、代词或宾语从句。在否定句和疑问句中，doubt后面接that引导的宾语从句；在肯定句中，后面一般接whether或if引导的宾语从句。情态动词表推测情态动词中的can,could,may,might,must都表推测。其中must的可能性最大，can/could次之，may/might最小。具体用法如下：1.mu

17、st的用法（1）表示推测“可能性”时，意思是“一定、准是”，语气较肯定，较有把握，而且只能用于肯定句中。情态动词表推测时：（1）表示对现在或将来的情况推测时，其后接动词原形；（2）表示对过去情况或过去发生事情的推测时，其后接have done的形式;（3）表示对现在正在进行的情况推测时，其后接be doing 的形式。2.can/could的用法（1）can表示推测“可能性”时，往往用于否定句或疑问句。cant/couldnt“一定不”“不可能”.（2）can/cant+have done，表示对过去发生的动作进行推测。3.may和might的用法（1）may,might表示推测“可能性”时，意思是“可能”、“也许”,用于肯定句中注：might不表示过去时态，只是语气上比may更委婉，表示的可能性更小。（2）may,might表推测时，可以用于否定句，意思是“可能不、也许不”，但不用于疑问句。（3）may,might可以推测现在正在发生的动作或过去发生的动作。