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1、RJ八(上)教學課件Section A(1a-2d)學練優(yōu)八年級英語上（RJ）教學課件If you go to the party,youll have a great time!八年級英語（八年級英語（RJRJ上）上）教學課件教學課件無憂PPT整理發(fā)布初中英語語法If 引導的真實條件狀語從句主講：齊緒友 單位：山東省梁山縣韓崗鎮(zhèn)第一中學 無憂PPT整理發(fā)布If引導的真實條件句非真實條件句3.時態(tài)呼應1.主從句的位置2.If的兩面性真實條件句If引導的條件狀語從句一.定義二.主要要素if“如果,假如”它引導的句子表示“在條件下，某事才能發(fā)生”，真實條件句用于陳述語氣，表示假設(shè)的條件可能存在或發(fā)

2、生。無憂PPT整理發(fā)布（主句）（主句）I will stay at home if it rains tomorrow.1.主從句的位置主從無逗從主有逗（從句）=If it rains tomorrow,I will stay at home.（從句）無憂PPT整理發(fā)布2.If的兩面性1)We will go out if it is fine tomorrow.2)I want to know if he is a teacher.if在條件狀語從句中翻譯為“如果”if 在賓語從句中翻譯為“是否”如果 whether無憂PPT整理發(fā)布2.If的兩面性3.時態(tài)呼應1)主句為一般將來時態(tài)，if從

3、句用一般現(xiàn)在時態(tài)（主將從現(xiàn)）。1.We will stay at home if it rains tomorrow.2.We are going to stay at home if it rains tomorrow.注意X在if引導的條件狀語從句中，當主句是一般將來時時，不能夠使用be going to結(jié)構(gòu)，而要用will/shall無憂PPT整理發(fā)布2.If的兩面性3.時態(tài)呼應3)主句為祈使句，if從句用一般現(xiàn)在時態(tài)（主祈從現(xiàn)）1.You must stop if the traffic is red.2.Dont wait for me if I am late.2)主句中含有情態(tài)動

4、詞，if從句用一般現(xiàn)在時態(tài)(主情從現(xiàn)）1.If you finish your homework,you can go home now.2.If you drive too fast,you may have an accident.無憂PPT整理發(fā)布總結(jié)If引導的真實條件句用法巧記憶：從主有逗，主從無逗；主將從現(xiàn)，主祈從現(xiàn)，主情從現(xiàn)；是否如果，要分清楚。無憂PPT整理發(fā)布2.If的兩面性3.時態(tài)呼應三、練習鞏固3.You may pass the exam if you (study)hard.will comecomeswill give1.If the rain _(stop)toni

5、ght,we will go to the cinema.一）給所給詞的適當形式填空解析：if意為“是否”，引導條件句主將從現(xiàn)，所以從句為一般現(xiàn)在時 2.I want to know if he _(come)tomorrow,if he _(come),I _(give)the massage to him.解析：第一空，if意為“是否”，引導賓語從句，時態(tài)為一般將來時；第二三空，if 意為“如果”引導條件句，主將從現(xiàn)解析：if 意為“如果”引導條件句，主情從現(xiàn)stopsstudy無憂PPT整理發(fā)布二）選擇二）選擇4.Please stay at home if it tomorrow.A.

6、rains B.rained C.will rain D.rain解析：if引導條件狀語從句,主句放在從句之前，主句是祈使句，從句用一般現(xiàn)在時，選A5 I _ her the answer if she _me.A.am going to tell,asks B.will tell,asks C.am going to tell,ask D.will tell,ask解析：在if引導的條件狀語從句中，當主句是一般將來時時，不能夠使用be going to結(jié)構(gòu)，而要用will,選B三、練習鞏固 Key words&phrases:meeting,video,organize,chocolateg

7、o to the party,have a great time,stay at home,take the bus,watch a video,potato chips Key sentences:1.If you go to the party,youll have a great time.2.I think Ill go to the party with Karen and Anna.3.If we ask people to bring food,theyll just bring potato chips and chocolate because theyll be too l

8、azy to cook.Difficulties and points:Ifadverbials，conditional adverbials.Match the statements with the pictures a-d.StatementsResponses1._ I think Ill wear jeans to the party.If you do,the teachers wont _.2._ I think Ill stay at home.If you do,youll _.3._ I think Ill take the bus to the party.If you

9、do,youll _.4._ I think Ill go to the party with Karen and Anna.If you do,youll _.cdba1a1aListen and complete the responses in 1a.StatementsResponses1._ I think Ill wear jeans to the party.If you do,the teachers wont _.2._ I think Ill stay at home.If you do,youll _.3._ I think Ill take the bus to the

10、 party.If you do,youll _.4._ I think Ill go to the party with Karen and Anna.If you do,youll _.let you inbe sorrybe latehave a great timecdba1b1bA:Are you going to the party tomorrow night?B:Yes,I am.A:Who will you go with?B:I think Ill go with Karen and Anna.A:If you do,youll have a great time.1c1c

11、Look at the pictures above and make conversations.I think Ill wear jeans to the party?What will you wear to the party?If you do,the teachers wont let you in.Yes,I am.Are you going to the party tomorrow?How will you go there?I think Ill take the bus to the party.If you do,youll be late.Are you going

12、to the party tomorrow?If you do,youll be sorry.I think Ill stay at home.Listen and circle the correct answers to complete the sentences below.1.The students are talking about when to have(a class party/a class meeting/a birthday party).2.They plan to have it on(Friday evening/Saturday afternoon/Satu

13、rday evening).2a2a1.What will happen if they have the party today?2.What will happen if they have the party tomorrow?Half the class wont come.Listen again.Choose the correct shortanswer in the box to answer each question.half the class wont come some students will be bored make some food students wi

14、ll leave early the party gamesStudents will leave early.2b2bSome students will be bored.The party games.Make some food.3.What will happen if they watch a video at the party?4.What will Mark organize?5.What will Nelly do?Role-play a conversation between Nelly and Mark.A:OK,when is a good time to have

15、 the party?B:Lets have it today.A:Hmm.If we have it today,half the class wont come.2c2cRole-play the conversation.2d2dJeff:Hey,Ben.For the party next week，should we ask people to bring food?Ben：No，lets order food from a restaurant.If we ask people to bring food，theyll just bring potato chips and cho

16、colate because theyll be too lazy to cook.Jeff：OK.For the games，do you think we should give people some small gifts if they win?Ben：I think thats a great idea！If we do that，more people will want to play the games.Jeff：Yes，the games will be more exciting，too.嘿，本，下周有一個派對，我們該告訴人們帶一些食物嗎？不，我們在餐館點食物，如果我告訴

17、人們帶食物，他們只會帶薯條和巧克力因為他們懶得做食物。好的，游戲方面，你認為我們應該買一些小禮物作為贏得獎品嗎？我認為這是個好主意！如果我們這么做，更多人會參加游戲。是的，游戲也會變得更有趣。1I think Ill go to the party with Karen and Anna.(1)“will動詞動詞原形原形”是是一般將來時的一種構(gòu)成一般將來時的一種構(gòu)成形形 式式，表示將來的動作或者狀態(tài)，其否定式是，表示將來的動作或者狀態(tài)，其否定式是在在 will后加后加not。例例：I will go to see you the day after tomorrow.后天后天我會去看你。我會去

18、看你。(2)go to the party 參加聚會。參加聚會。go to后接地點名詞后接地點名詞，接接副詞時省略副詞時省略to。例例：We will go there by bus.我們將坐公交車去我們將坐公交車去那那 兒兒。2.If you go to the party，youll have a great time.have a great time 玩得愉快。玩得愉快。其同義其同義短語短語 為為have fun、have a good time和和enjoy oneself，但但have a great time表示的愉快程度更深一些。表示的愉快程度更深一些。例例：Did you h

19、ave a great time at Jims birthday party？你們在吉姆的生日聚會你們在吉姆的生日聚會上上 玩玩得開心嗎？得開心嗎？Yes，we enjoyed ourselves very much.是的，我們玩得很開心。是的，我們玩得很開心。3The students are talking about when to have(a class party/a class meeting/a birthday party)(1)when to do sth.何時做某事何時做某事。是。是“疑問詞疑問詞 動詞動詞不定式不定式”的結(jié)構(gòu)的結(jié)構(gòu)，在句中作賓語。該，在句中作賓語。該結(jié)

20、結(jié) 構(gòu)構(gòu)在句中還可作主語、表語等。在句中還可作主語、表語等。例例：When to start has not been decided.何時何時 出發(fā)出發(fā)尚未確定。尚未確定。(2)meeting n.會議會議；集會；會面。常用短語；集會；會面。常用短語：have/hold a meeting開會；開會；attend a meeting 參加參加會議會議。例例：He spoke at the meeting in a high voice.他他 在在會上高聲發(fā)言了。會上高聲發(fā)言了。4.half the class wont come(1)half adj.一半的；絕大部分的一半的；絕大部分的。當

21、表示。當表示 “半個半個”時，英式英語多用時，英式英語多用half a/the.，而而美式英語多用美式英語多用a/the half.例例:Half the time you dont even listen to what I say.你甚至絕大部分時間都沒聽你甚至絕大部分時間都沒聽我我說說的話。的話。(2)class在此為集體名詞，意為在此為集體名詞，意為“班，班級班，班級”。集體集體名詞通常表示兩種含義，一是表示整體名詞通常表示兩種含義，一是表示整體，二二是表示成員。它表示整體時被視為單數(shù)是表示成員。它表示整體時被視為單數(shù)，作主作主語時謂語動詞用單數(shù)形式；表示成員語時謂語動詞用單數(shù)形式；表

22、示成員時時 被被視為復數(shù)，作主語時謂語動詞用復數(shù)形式視為復數(shù)，作主語時謂語動詞用復數(shù)形式。常見常見的集體名詞還有的集體名詞還有family、team等。等。例例：The class are all interested in English.全全 班同學班同學都對英語感興趣都對英語感興趣。The class is made up of 55 students.這個這個 班班由由55名名同學同學組成。組成。5.If we ask people to bring food，theyll just bring potato chips and chocolate because theyll be

23、too lazy to cook.(1)此句此句為為if引導的條件狀語從句的復合句。引導的條件狀語從句的復合句。含含 if引導的條件狀語從句的復合句中，引導的條件狀語從句的復合句中，主句是主句是 祈使句祈使句或或主句時態(tài)是一般將來時或主句的主句時態(tài)是一般將來時或主句的 謂語謂語含情態(tài)動詞含情態(tài)動詞，那么從句就要用，那么從句就要用一般一般現(xiàn)現(xiàn) 在時來表將來。在時來表將來。例例：If it rains，we will not go swimming.如如 果果下雨，我們就不去游泳。下雨，我們就不去游泳。中考鏈接Can Mr.King spare some time for the meeting?

24、Can Mr.King spare some time for the meeting?If he If he _,he _,he will try his best to make itwill try his best to make it.（20172017內(nèi)蒙古內(nèi)蒙古呼和浩特）呼和浩特）A.will A.will be invited be invited B.is B.is invited invited C.invites D.invited C.invites D.invited解析解析 答句答句是是if if引導的引導的條件狀語從句條件狀語從句的復合句，主的復合句，主句為一般將

25、來時句為一般將來時，則從句要用，則從句要用一般一般現(xiàn)在時來表現(xiàn)在時來表將來。將來。B (2)ask sb.to do sth.要求要求/請求某人做某事。請求某人做某事。其否定形式是其否定形式是ask sb.not to do sth.。例：例：He asked me to wait a moment.他讓我他讓我等一會兒。等一會兒。(3)because theyll be too lazy to cook是由是由because引導的原因狀語從句。注意：句中有引導的原因狀語從句。注意：句中有連詞連詞because則不能再用連詞則不能再用連詞so。例：例：I was late because I

26、missed the bus.我我來晚了，因為我錯過了公交車。來晚了，因為我錯過了公交車。一、用所給詞的適當形式填空。一、用所給詞的適當形式填空。1.I will attend a 1.I will attend a _（meetmeet）this afternoon.this afternoon.2.My mother asks me 2.My mother asks me _(_(not go)out not go)out alone alone at night.at night.3.We havent decided when 3.We havent decided when _(_(

27、start)off.start)off.4.The class 4.The class _（be)playing games on the be)playing games on the playground playground.5.If he 5.If he _(_(come),Ill give you a e),Ill give you a call.meetingnot to goto startarecomes二、按要求完成句子。二、按要求完成句子。1.Can 1.Can you tell me how I can get to the you tell me how I can g

28、et to the supermarket supermarket?（寫出同義句）（寫出同義句）Can Can you tell me how you tell me how _to _to the the supermarket?supermarket?2.Lucy 2.Lucy asks me to wait for her at the school gateasks me to wait for her at the school gate.（改為否定句）改為否定句）Lucy asks Lucy asks me _ for me _ for her at the her at the

29、school school gategate.to getnot to wait3.We 3.We had a great time in Shanghai.had a great time in Shanghai.（寫出（寫出同同義義 句句）We _ We _ in Shanghai.in Shanghai.had fun/enjoyed ourselves1.Master the new words and phrases in this lesson.2.Role-play the conversation in 2d.3.Preview the part“Grammar Focus”.