初中英语Module 3 The natural elementsUnit 10 Water Festival优秀课件ppt

这是一份初中英语Module 3 The natural elementsUnit 10 Water Festival优秀课件ppt，共25页。PPT课件主要包含了Swimming，swim，swimming，祈使句，选择最恰当的答案等内容，欢迎下载使用。
Brainstrm.
What signs d yu see near pnds/rivers/funtains?
Learn the new wrds!
allw v. 允许；准许
My mther desn’t allw me t watch TV.
play with玩耍
They are playing with tys.
Read the wrds and phrases fr a few minutes.
Learn the signs tgether.
—What des this sign mean?—Diving is nt allwed. /Peple mustn’t dive. /Dn’t dive!/ N diving!
Read and learn
—What des this sign mean?—_________is nt allwed. / Peple mustn’t ________. / Dn’t ________!/N__________!
This sign means:Peple mustn’t dive.
I’ve prepared a game abut signs. T play the game, yu have t knw what my signs mean.
This sign means: Peple mustn’t swim.
Listen and say
Lk at the signs and discuss them with yur classmates.
S1: What des the sign mean?S2: It means: …
Lk and talk
祈使句用于表达命令、请求、劝告、警告、禁止等。祈使句最常用于表达命令。 祈使句因对象（即主语）一般是第二人称，所以通常都省略。祈使句以动词原形开头。
（1）肯定形式①D型：动词原形(+宾语)+其他. Please have a seat here. 请这边坐。G this way, please. 请这边走。②Be型：Be +表语(名词或形容词) +其他. Be a gd child! 要做一个好孩子!③Let型：Let + 宾语 + 动词原形 +其他. Let me help yu. 让我来帮你。
（2）否定形式①Dn’t型: Dn’t+动词原形(+宾语)+其他. Dn’t frget me! 不要忘记我！Dn’t be late fr schl! 上学不要迟到！【拓展】Let型的否定式有两种：“Dn’t + let + 宾语+ 动词原形+其他. ”和“Let + 宾语 + nt + 动词原形 +其他. ”。Dn’t let him g. / Let him nt g. 别让他走。②N型：N +动词-ing/名词. N smking! 禁止吸烟！N fishing! 禁止钓鱼！
1. Diving is nt allwed. 禁止跳水。（1）被动语态 is nt allwed是被动语态，意为“不被允许”。被动语态的构成是“be+及物动词的过去分词”。He is asked t clean the classrm. 他被要求打扫教室。（2）allw 〔及物动词〕允许；准许allw sb. t d sth. 允许某人做某事My parents allw me t play basketball fr tw hurs n Sundays. 我父母允许我周日打两个小时的篮球。【拓展】allw ding sth. 允许做某事They dn’t allw smking here. 他们不允许在这儿吸烟。
Language pints
2. This sign means: Peple mustn’t dive. 这个标志表示：（此处）严禁跳水。mustn’t一定不要；不允许；禁止Children mustn’t play with fire. 孩子们不能玩火。Yu mustn’t cme hme late. 你不准回家太晚。3. Dn’t play with ty bats. 禁止玩玩具船。play with玩耍；同……一起玩Wh will play with the bunny? 谁会和小兔子一起玩呢？I like t play with my y-y. 我喜欢玩我的溜溜球。
4. Dn’t leave rubbish. 禁止扔垃圾。leave①〔及物动词〕留下；丢下；忘了带“leave sth. +地点”意为“把……留在/忘在某处”。Lucy, yu left yur bag in the classrm. 露西，你把你的包落在教室里了。②〔动词〕离开leave fr动身去……When will yu leave? 你什么时候离开？My brther is leaving fr Qingda this Sunday. 我哥哥这周日要动身去青岛。【拓展】frget〔动词〕忘记；遗忘当表示“把某物落在某地”不能用frget，而要用leave。I frgt his name and address. 我忘了他的名字和地址。
1. ________ talk in the reading rm. We shuld keep quiet. A) Dn’t B) NtC) ND) D2. —Jhn, ________ up nw r we’ll be late fr the bus. —All right. I’ll be quick.A) gets B) getC) t getD) getting3. Let’s ________ sprts. A) t play B) playsC) playingD) play
4. Dn’t ________ behind the dr. I have seen yu. A) hide B) t hideC) hidingD) hid5. My sister desn’t allw me_______junk fd. A) eat B) t eat C) eating D) ate
1. Finish the exercises in Wrkbk 7B n pages 65, 66 and 67. 2. Use imperatives t give instructins.