江蘇省漣水四中八年級英語上冊unit 4 grammar導學案（無答案） 牛津版學習目標1. if條件句的使用 2. because,because of 的區別和使用 3文中出現的重點詞組預習導航（p64-66）一、if從句基本用法：if引導的條件句可以表示將來可能發生的情況，即主句事態的發生有賴于條件分句事態的發生。if引導的條件句由兩部分組成：if從句和主句，二者先后次序可以調換。如：if he runs，hell get there in time=he will get there in time if he runs如果if從句在句首，則從句句末須用逗號與主句隔開。如果主句在句首，主句和從句之間則無需用逗號隔開。if amy _ (go) to beijing zoo, she _ (learn) a lot about animals.kitty _(get) enough information for my report if she _ (watch) the animals carefully,通常，if從句表達的動作發生在將來，但其謂語動詞用一般現在時而不用將來時。稱為主將從現。二、主句的謂語動詞除了使用將來時還有以下幾種，一般有以下幾種情形表示將來含義：1主句用willshallbe going to構成一般將來時。如：well go hiking if it doesnt rain tomorrow2主句的謂語動詞為want，hope, wish等。如：she wants to travel around the world if she has enough time3主句的謂語由may，must，can等情態動詞構成。如：he may go fishing if he finishes your homework on time4. 如果表示客觀事實，主句謂語動詞可以使用現在時。if it is warm, the ice changes into water.三、某些句型結構可以和條件句轉換。1如果介詞短語在句中表示條件，則可以改寫為if引導的條件句。如：without your help, we cant finish the task. 一if you dont help us, we cant finish the task.2“祈使句十andor十陳述句”這一并列結構表示條件意義。其中，祈使句相當于if引導的一個條件狀語從句。但是and和or不能再同一個句子共同使用。如：use your head, and you will have an idea. 一if you use your head, you will have an idea.take a taxi , or youll miss your train. 一if you dont take a taxi, youll miss your train.1 do more homework,and you will be good at english. if _2 with more water, we can plant more trees. if _四 注意三種句型的聯系和區別。具備條件語氣的三種句型。如果你吃得少些，你就會更加苗條。 if you eat less, you will be slimmer.吃得少些，你就會更加苗條。 eat less, and you will be slimmer.你吃得越少，你就會越苗條。 the less you eat, the slimmer you will be.1讀更多的書，你就會更聰明。_2 如果你讀更多的書，你就會更聰明。_3書讀得越多，你就會更聰明。_五 補充句型 1如果明天下雪，我們就在家。snow/snowy _2 如果你聽我的話，你就不會犯錯。 if you _.listen to me, and _. listen to me, or _.3 我想知道你明天是否去世界公園。 _.4 if you go there, i will go there, too. = _.5 if you dont go there, i wont go there, either.= _.六、本部分的重點詞組1 if i see a snake in front of me, i will run the other way. 我會沿著另一條路跑。lose ones way 迷路 be/get lost 迷路 on ones way to sp 在去某地的路上 by the way 順便說一下in many ways 用很多的方式 run the other way沿另一條路跑1 he _ his way in the forest. = he _ _ in the forest.2 i saw an old friend of mine _ _ _ _ the schoo,3 i can solve this difficult maths problem _ _ _.4 if you see a tiger in front of you, will you _ _ _ _ .2 the feeding of animlas 喂養動物feed some animal with/on sth 用某物喂養動物 = feed sth to some animal 把某物喂養某動物some animal feed on sth 某動物以某物為主食馬以草料為主食。 _.將胡蘿卜喂給兔子。 _ _ / _ _.3 hunt的用法 hunt hunted hunted go hunting 去打獵 hunt for = search for = look for 搜尋尋找hunt some animal 打獵捕殺 hunt some animal for sth 為了捕殺某動物my friend asks me to _ _ in the forest next week.people often _ the animals _ their fur. wild animals will _ _ their own food.預習導航（p67）一、 because 和 because of 都譯為“因為，由于”， because of后面跟名詞，名詞短語或代詞，所在的句子屬于簡單句；because后面跟表示原因的狀語從句，所在句子屬于復合句。1 i didnt go to the zoo _the hot weather2 many animals live in rainforests _ there is lots of food. 3 many animals live in rainforests _ lots of food.4 he didnt arrive on time because _ (snow動詞下雪很大)5 he didnt arrive on time because of _ (snowing下雪很大)6 he didnt arrive on time because of _ (snow名詞下雪很大)7 他有些不高興，因為他妻子的遲到。 because _7 他有些不高興，因為他妻子的遲到。 because of _本課詞組（p64-67）31在電視上的廣告 2 北美 3 跑相反的方向 4 走入穿過 5 對動物了解很多 6 喂養動物 7 海豚表演 8 為我的報告得到足夠的信息 9 處在危險中 10 從水里面抓魚 11 搜尋他們自己的食物 12 作為家庭住在一起 13 一只北極熊 14 給出某事的理由 15 很長的表演 consolidation homework一、單項選擇。1. will your mother be angry with you if you _ the english exam? of course not. because i am trying my best.a. dont passb. wont passc. passd. didnt pass2. if we _ free, we want to see you.a. haveb. arec. will be d. were二、根據中文意思完成下列句子。1. 如果我中午到達，我將看動物喂養。if i _noon, i _ the animals.2. 如果按時完成報告，我將會很高興。if i _my report on time, i _very happy.三、用because或because of填空1 sue doesnt come to school _ her illness.2 he couldnt watch tv _ he didnt finish his homework.3 i cant play football with you _ my injured legs.4 i was late _ the heavy/much/busy