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1、Unit 3课文重难点课文重难点一般采用一般采用there be 句型。句型。请请看例句：看例句：1.There is a book on the desk.2.There are many students on the playground.在英在英语语中中,“某某处处有某人有某人(物物)”这类这类概概念念该该如何表达呢？如何表达呢？there be 句型的构成形式一般为句型的构成形式一般为“There is/are 某物人某物人地点地点”。它既可表示某地方有什么东西，也可以它既可表示某地方有什么东西，也可以表达某地方有什么人。表达某地方有什么人。如果要表达某地方没有某东西或某人，如果要表
2、达某地方没有某东西或某人，或者问某地是否有某东西或某人或者问某地是否有某东西或某人，我们，我们要用到要用到there be 句型的否定和疑问形句型的否定和疑问形式式。否定形式是在。否定形式是在be 后加后加not。其疑问其疑问形式是将形式是将be 提至提至there 之前之前e.g.:1.There isnt a computer on the desk.2.-Is there a computer on the desk?-Yes,there is./No,there isnt.特殊疑特殊疑问问句：句：疑疑问词问词+一般疑一般疑问问句？句？现现在我在我们们来来总结总结there be the
3、re be句型表示句型表示“某某处处有某物有某物”，即表，即表示存在关系，其构成是：示存在关系，其构成是：肯定句：肯定句：There be +名名词词+地点。地点。否定句：否定句：There be+not+名名词词+地点。地点。一般疑一般疑问问句：句：Be+there+名名词词+地点？地点？Yes,there be.No,there be+not.特别提醒特别提醒：1.there be后跟可数名后跟可数名词词单单数数或或不可数名不可数名词词时时，be就用就用is，后跟可数名，后跟可数名词词复数复数时时，be就用就用are。e.g.在老在老师师的桌子上有的桌子上有一台一台电脑电脑。There i
4、s a computer on the teachers desk.在杯子里有一些在杯子里有一些牛奶牛奶。There is some milk in the glass.在我在我们们班有四十位学生。班有四十位学生。There are forty students in our class.2.there be后若跟一系列事物后若跟一系列事物时时，看第一个名，看第一个名词词，第一第一个名个名词词是可数名是可数名词单词单数或不可数名数或不可数名词时词时，be就用就用is。第第一个名一个名词词是可数名是可数名词词复数复数时时，be就用就用are。如：。如：There is a book and tw
5、o pens on the desk.There are two pens and a book on the desk.特别提醒特别提醒：3.There is a/an变变复数复数时时,is 改改为为are,a/an改改为为some,名名词变词变复数。复数。There is a girl behind the tree.(变变复数复数)There are some girls behind the tree.4.some一般用于肯定句和肯定回答，一般用于肯定句和肯定回答，any 用于否定句，用于否定句，疑疑问问句和否定回答。句和否定回答。有有some的肯定句的肯定句变变否定句，疑否定句，疑问
6、问句句时时some改改为为any。There are some offices in our school.(变变否定句否定句/一般疑一般疑问问句句)There arent any offices in our school.Are there any offices in our school?特别提醒特别提醒：5.there be 结结构的特殊疑构的特殊疑问问句句特殊疑特殊疑问词问词+is/are there+地点状地点状语语？e.g.你你们们班有多少同学？班有多少同学？How many students are there in your class?当当对对某物提某物提问时问时用用Wh
7、ats+地点状地点状语语？在你在你们们的教室里有什么？的教室里有什么？Whats in your classroom?1.On her desk _ some books and pens.A.there is B.has C.there are2._ there a bookshelf in your home?A.Are B.Be C.Is3.There is a picture _ Lucys family _ the wall.A.of,on B.at,in C.of,in4.-Is the gym next to the office?-_.A.Yes,the gym is.B.It
8、s behind the office.C.No,it isnt.CACC5.How many _ are there in your school?A.librarys B.library C.libraries6.There _ a bed and two chairs in my bedroom.A.are B.is C.has7.Are there _ apples on the desk?A.some B.any C.many8.In the _ office,there is a television.A.teacher B.teachers C.Teachers9.There a
9、re some trees _ the house.A.in B.on C.in front ofCCBBB1.There are two l in our city.2.Our classroom is next to the science l.3.The d hall is behind our teaching building.4.W are Lucy and Lily?They are in the bedroom.组卷网5.Is there a c room in your science building?ibrariesomputerhereiningab1.There ar
10、e some photos on the wall.(改为否定句改为否定句)There photos on the wall.2.There is a dictionary on Li Leis desk.(改为一般疑问句，并作肯定回答改为一般疑问句，并作肯定回答)a dictionary on Li Leis desk?Yes,.arent anyIs therethere is3.There are some flowers on our teachers desk.(就画线部分提问就画线部分提问)on your teachers desk?4.Damings friend is in f
11、ront of the tree.(就画线部分提问就画线部分提问)Damings friend?Whats Where is()1.Is there a piano in her room?()2.Where is the dining hall?()3.Are the blackboards in the science lab?()4.Are the classrooms next to the library?()5.Is Helen on the left of you?A.No,they arent.B.Yes,she is.C.Its in a building in front
12、of the offices.D.Yes,there is.E.Yes,there are.DBEACThis is Sallys bedroom.A bed,a table,a chair,a desk and some other things are _ the room.The desk is _ the window._ the desk there is a book,two pencils and some keys.The chair is _ the door.A ball is _ the bed and the table.The video cassette(盒式录音带盒式录音带)is _ the computer.in front of in on near between on the left ofinnearOnin front ofbetweenon the left of