五年级英语下册课件：语法专项人教PEP版.pptx

1、期期 末末 复复 习习 语语 法法 Grammar 概念和句型结构 动词的现在分词构成 句型转换 特殊疑问句 01 概念概念和句型结构和句型结构 1. 现在进行时态表示现在（说话瞬间）正在进行或 发生的动作。例如： The students are listening to the teacher. He is watching TV now. 概概 念念 2. 现在进行时态还可以表示当前一段时间内的 活动或现阶段正在进行的动作。如： We are working on a farm these days. I am writing a book this year. 现在进行时是由be(am

2、/is/are)+动词ing形式构成的。 肯定式结构：主语+be+动词ing形式+其他。 否定式结构：主语+be+not+动词ing形式+其他。 一般疑问句式结构：Be+主语+动词ing形式+其他？ 特殊疑问句式结构：疑问词+be+主语+其他？ 句型结构句型结构 02 动词动词的现在分词的构成的现在分词的构成 01 02 03 一般情况下，直接在动词 词尾加ing. 以不发音的字母e 结尾的动词,去e加ing. 重读闭音节要双写结 尾的辅音字母加ing. eg. read-reading sing-singing eg. dance-dancing write-writing swim-swi

3、mming run-running sit- sitting cut- cutting put- -putting 写出下列动词ing形式（动名词形式） help- come- swim- eat- give- see- helping coming swimming eating giving seeing 03 句型转换句型转换 1.肯定句变否定句肯定句变否定句 在be动词后加not，some 变any，其他部分照抄。 am not不能缩写 is not = isnt are not = arent Lily is watering some flowers. Lily isnt wate

4、ring any flowers. My friends are playing games. My friends arent playing games. 2.肯定句变一般疑问句。肯定句变一般疑问句。 be动词提至句首，首字母大写，第一人称变第 二人称，some变any，句尾用问号声调朗读。 Amy is watering some flowers. Is Amy watering any flowers? Theyre cleaning their desk. Are they cleaning their room? 肯定回答：Yes, 人称代词 + be. 否定回答：No, 人称代词

5、 + be + not. (常缩写) 3.肯、否定回答肯、否定回答。 Is he watching TV now? Yes, he is. No, he isnt. Are they cleaning the room ? Yes, they are. No, they arent. Are you fishing? Yes, I am. No, Im not. 04 特殊疑问句特殊疑问句 They are playing football at school. What are they doing at school? Lucy is reading a book. What is Luc

6、y doing? Tom is playing football. Who is playing football? His friends are playing. Who are playing? 2.画线部分是主语。 Who+be+其他? 1.画线部分是动词或 动词词组 What+be+主语+doing? Peter is doing his homework at home. Where is she sitting? 3.画线部分是地点。 Where+be+其他? She is sitting near the window. Where is Peter doing his hom

7、ework? 考考 考考 你你 ！ 1. What are you doing? I _. A. eat B. can eat C. eating D. am eating 2. We want _ this book now. A. reading B. am reading C. read D. to read 3. Our teacher is _ a red sweater. A. puting on B. put on C. wearing D. wear 4. That boy isnt _ the teacher. A. listen B. listens C. listenin

8、g D. listening to D D D C 5. Its eight oclock. Jims family _TV. A. is watching B. are watching C. watch D. to watch 6. My mother is _ a cake _ my birthday. A. making, to B. making, for C. doing, to D. doing, for 7. Let me _ these books in the box. A. puts B. put C. to put D. putting 8. _ you _ the window? Yes, I am. A. Do, clean B. Is, cleaning C. Are, cleaning D. Do, cleaning B B B C THANK YOU