Unit-8-Who-is-the-winner.ppt

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1、l1.一般现在时：l定义：定义：表示经常反复发生的事情，习惯性的动作或目前的状态，通常以动词原型表示。l注：注：主语为第三人称单数时，动词的形式为第三人称单数形式。l标志性词： usually(通常) often(经常)/always(总是) 跟在主语后。l构成： 主语(除第三人称单数)+Vl 主语(为第三人称单数)+V三单形式leg: She usually goes shopping on Sundays.l I often sing songs in the music room.l My brother always plays football after school.l动词第三人

2、称的变化形式：l1). 直接在动词末尾+s eg: runruns jumpjumpsl2). 动词以s,o,ch,sh,x结尾时+esl eg: passpasses (通过 ) dodoes go goesl watchwatches washwashesl fixfixes (修理)l3). 动词以辅音+y的，需要把y变i 再+es l eg：trytries flyflies tidy-tidiesl4). 动词以元音+y直接在末尾+sl eg：playplaysl一般现在时的句型转换：l1) I like dogs. (一般疑问句)l在一般现在时中，主语不是第三人称单数时需要 do来

3、帮忙，将Do提前，人称I, we应转换成you，其他部分照抄，末尾的句号变成问号。l eg：Do you like dogs?l2) Sarah likes rice. (一般疑问句) l当主语是第三人称单数时，需要does来帮忙，将Does提前，动词变为原形动词变为原形其他部分不变，末尾的句号变成问号。leg： Does Sarah/ she like rice?l练习：l1) My father teaches me English every day. l (一般疑问句)l Does your father teach you English every day?l2) She does

4、 her homework on weekends.l (一般疑问句)l Does she do her homework on weekends?l3) We want to go fishing. (一般疑问句) l Do you want to go fishing? l2. There be句型(课前及前几单元已详细讲解)l 新的知识点：lThere be 句型在变否定句与一般疑问句的变化l当There be 句型中有some时，l在变为否定句和一般疑问句时应把some变anyleg: There are some books on the desk.l There arent any

5、 books on the desk. (否定句)l Are there any books on the desk?(一般疑问句)l3. Lets +V(原型原型) 让我们一起让我们一起leg: Lets play a game. Let sb do sth 让某人做某事。让某人做某事。 Let me have a try.l His mother lets him do his homework.l4. How many+可数名词复数可数名词复数表多少？表多少？leg: How many boys are there in the class?l5. have got/ has got 表示某人有表示某人有.l What have you got ?/What has she got?l Ive got a book. Shes got a pen.