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1、 1七年级英语上册七年级英语上册 Unit1-6Unit1-6 句型转换专练句型转换专练 怎样将一个单数句子转换为复数句子怎样将一个单数句子转换为复数句子 看主语，将句子中单数主语转变为复数。this these that those I we he/she/it theyeg: This is my sister. These are my sisters.She is my teacher. They are my teachers.看谓语，把 be( am is )改成 are,把 has 改为 have，等。eg：I am a boy. We are boys.She has an E
2、nglish book. They have English books.看名词，把单数名词改成相应的复数名词，把不定冠词 a/an去掉。eg: This is my sister. These are my sisters.It is a watch. They are watches./They are some watches.疑问词（ what who where）,介词短语（in English）不变。eg: Whats this in English？ What are these in English?练习：（将下列单数句子改写成复数句子）1. This is my friend
3、.2. That is his parent.3. He is my son4. 4. It is a watch. 陈述句转换为一般疑问句陈述句转换为一般疑问句1、把 be 动词放 在句首，剩下的照抄， （some 改成 any，I 改成 you, my 改成 your 等）句点改成问号。2、把 can，shall，will 等放到句首，剩下的照抄， （some 改成 any，I 改成 you, my 改成your 等）句点改成问号。例如：陈述句: They are in the park. He can play the guitar.一般疑问句: Are they in the park
4、? Can he play the guitar?把下列句子变成一般疑问句1. Ths is my sister.2. Mike is a student.3. Sarah can clean the classroom.4. They are in the zoo.2 肯定句改否定句的方法肯定句改否定句的方法一步法一步法1、 在 be 动词后加 not。如：is not ， are not ， am not， was not， were not；2、 在 can，should， will 等后加 not。如：cannot， should not， will not；3、 上述都没有的，在动词
5、前加助动词否定形式 dont/doesnt(三单用 doesnt,其余用 dont)4、 some 改成 any。把下面的句子变成否定句。1.She is watching TV now.4. Jacks mother is a nurse.1. These are my brothers. (改为否定句)2. The books are on the bookcase. (改为否定句)3. Three books are under the desk. (改为否定句)4. 同义句转换5. My English teacher is fine. (改为同义句)6. Im Zhang Na. (
6、改为同义句)7. Hello! My name is Gina. (改为同义句)8. Im her son. (改为同义句)综合练习题：按要求改写下列句子，一空一词。16.Is this your computer?(做否定回答）_,_isnt.17.My father and mother are here.(改为同义句）_ _are here.18.That is your dictionary .(改为复数）_ _your _.19.My pencil case is on the desk.(对划线部分提问）_ _ _ pencil case.20.He has two sisters
7、.(改为一般疑问句）_ _ _two sisters?21.My father likes to play basketball .(改为否定句）My father _ _to play basketball.22.The blue sweater is twenty dollars.(对划线部分提问）_ _ _the blue sweater?23.I know his name.(改为否定句）I _ _ his name.324.Does she want to watch TV?(做肯定回答）_, _ _.26.These _(not be)my brother and sister.2
8、7.Sally_(not do )her homework at home.I. I.句型转换句型转换( (每空一词每空一词) )1.My name is Su Dongpo. (改为同义句)_ _ Su Dongpo. 2.This is a pen. (对划线部分提问)_ _?3.These are pictures. (对划线部分提问)_ _ _?4.The cats are under the bed. (对划线部分提问)_ _ the cats?5.The apple is red. (对划线部分提问)_ _ _ the apple?6.The flowers are blue. (
9、对划线部分提问)_ _ _ the flowers?7.Whats the weather like in summer? (改为同义句)_ is _ _ in summer?8.What colour are the dogs? (改为单数句)What colour _ _ _?9.My brother is fine. (对划线部分提问)_ _ _ brother?10. Its cool in autumn. (对划线部分提问)_ the weather _ in autumn?11. My name is John Beckham. (对划线部分提问) _ _ _ name?12. T
10、ony is a new student. (改为一般疑问句)_ _ a new student?17. Im thirteen years old. (对划线部分提问_ _ are you?18. Is Betty from New York? (作否定回答)_, _ _.19.Im from Beijing. (对划线部分提问)_ _ you from?20.Im Li Daming. (改为一般疑问句)_ _ Li Daming?421.Wang Hui is a student. (改为否定句)Wang Hui _ a student. 22.This is a desk. (改为复数
11、句)_ _ _.II.II.用所给词的适当形式填空用所给词的适当形式填空( (每空一词每空一词) )一. 用 be 的适当形式填空。1.I _ a teacher. 2. It _ yellow. 3. They _ under the bed.4. He _ twelve. 5. We _ friends. 6. She _ American. 7. You _ a student8. Tony _ from England. 9. Daming and Lingling _ from China. 10. These _ my father and my mother. 11. My fa
12、vourite color _ blue. 12. How _ your sister? Shes fine. 13. Where _ the Kings? 14. How old _ your friend?三.用名词的适当形式填空。1. I have got two _ (foot) and two _ (arm). 2. My _ (sister) like reading. 3. They like reading _ (book). 4. There are many _ (library) in our school. 5. Can your brother play comput
13、er _ (game)? 6. My parents are _ (worker). 7. How many _ (knife) are there? 8. My _ (brother) favourite food is rice. 9. What are your _ (parents) _ (job)? 10. Im in _ (class) _ (one). 11. This is my father. Hello, Mr. _ (zhang). Hello, _ (miss) Xu. 12. Your _ (aunt) family is big. 13. Betty is from _ (American). 14. There is _ _ (apple) on the desk. 15.
