資源簡介 (共30張PPT)Unit 5 Play by the rules詞匯與句式學習CONTENTS目錄01重點詞匯講解02重點句式學習03詞匯與句式綜合應用04易錯點與難點解析05學習總結與練習重點詞匯講解01opposite的用法作介詞的含義及用法opposite作介詞時,意為“在……的對面”。例如:“The cinema is opposite the bank.”,表明電影院在銀行的對面。作形容詞的含義及用法作形容詞時,意為“相對的;相反的”,常用短語“be opposite to…”。如“He turned and walked in the opposite direction.”,即他朝相反方向走去。作形容詞的特點opposite作形容詞時,無比較級和最高級形式,且常位于名詞前作定語,如“The new library is opposite our school.”。noise的用法及辨析noise的詞義和固定短語noise是名詞,意為“噪聲;嘈雜聲”,固定短語“make a noise”表示“制造噪聲;發出聲響”,例如“There is a lot of noise outside.”。noise、sound與voice的用法區別noise專指噪聲和不悅耳的聲音;sound泛指各種聲音;voice多指人的說話聲、歌聲等。reduce的常用搭配reduce的詞義reduce是動詞,意為“縮小;減少;降低”。reduce by的用法“reduce by”表示“降低了”,能體現降低的幅度。reduce to的用法“reduce to”表示“降低到”,強調最終的結果。如“The skirt was reduced to 10 in the sales.”,裙子減價到了10英鎊。spread的用法及拓展spread的詞義及形式spread作動詞,意為“傳播”,其過去式和過去分詞與原形相同。如“The story of this young woman's creative invention spread around the world.”。spread的相關短語“spread out”意為展開、散開;“spread over”表示遍布在…;“spread to”指傳到、蔓延到。whether的用法引導賓語從句whether可引導賓語從句,意為“是否”,“whether to do sth”表示“是否做某事”。例如“They can help you decide whether to ask a doctor for help.”。引導讓步狀語從句whether引導讓步狀語從句時,意為“不管;無論”。careless及相關詞匯careless的詞義careless是形容詞,意為“不小心的;粗心的;疏忽的”,如“He is a careless worker and he often makes mistakes.”。與care相關的其他詞匯有carelessly(副詞,粗心地)、careful(形容詞,細心的)、carefully(副詞,細心地)。重點句式學習02“as...as...”結構肯定形式含義“as...as...”意為“和……一樣……”,用于進行同級比較,表示兩者在某方面相同。肯定形式用法兩個as中間加形容詞或副詞原級。例如:My brother is as tall as my sister.(我弟弟和我妹妹一樣高)否定形式含義“not as/so...as...”意為“不如……”。否定形式用法用于比較時說明一方在某方面不如另一方。例如:This story is not as interesting as that one.(這個故事不如那個有趣)“as...as...”相關短語as soon as意為“一……就……”,引導時間狀語從句。如:I'll tell him as soon as I see him.(我一見到他就告訴他)as long as意為“只要”,引導條件狀語從句。如:You can go out as long as you finish your homework.(只要你完成作業就可以出去)as...as possible意為“盡可能……”。如:Please come here as soon as possible.(請盡可能快地來這里)as well as意為“并且;還”。如:He can speak English as well as French.(他會說英語,還會說法語)條件狀語從句if引導的含義if作連詞意為“如果”,引導條件狀語從句,主從復合句表示假如從句動作發生,主句動作就會發生。時態搭配當主句是祈使句或一般將來時,從句用一般現在時表示將來。如:Please call me if he is at home.(如果他在家,請給我打電話)條件狀語從句的轉換01正向轉換“if引導的條件狀語從句的主從復合句”可轉換為“祈使句+and/or+表示一般將來時的句子”。如:if you study hard, you will pass the exam.可轉換為Study hard, and you will pass the exam.(努力學習,你就會通過考試)02反向轉換“祈使句+and/or+表示一般將來時的句子”也能轉換為“if引導的條件狀語從句的主從復合句”。如:Study hard, or you will fail the exam.可轉換為if you don't study hard, you will fail the exam.(如果你不努力學習,你就會考試不及格)詞匯與句式綜合應用03詞匯在句子中的運用opposite的運用“opposite”作介詞時,可用于描述位置關系,如“The cinema is opposite the bank”,表明電影院在銀行對面;作形容詞時,常用“be opposite to”,如“He turned and walked in the opposite direction”,表示朝相反方向走去。noise的運用“noise”指噪聲、嘈雜聲,“make a noise”是固定短語,如“There is a lot of noise outside”,說明外面有很多噪聲。reduce的運用“reduce”有縮小、減少、降低之意,“reduce by”表示降低了,“reduce to”表示降低到,如“The skirt was reduced to 10 in the sales”,即裙子減價到10英鎊。詞匯在句子中的運用spread的運用“spread”意為傳播,過去式和過去分詞與原形相同,如“The story of this young woman's creative invention spread around the world”,講述了發明故事傳遍世界。whether的運用“whether”可引導賓語從句,“whether to do sth”表示是否做某事,還能引導讓步狀語從句,如“They can help you decide whether to ask a doctor for help”。句式在寫作中的應用“as...as...”結構的應用“as...as...”用于同級比較,兩個as中間加形容詞或副詞原級,如“My brother is as tall as my sister”;否定形式“not as/so...as...”表示不如,如“This story is not as interesting as that one”。在寫作中可用于對比事物。句式在寫作中的應用條件狀語從句的應用“if”引導條件狀語從句,主從復合句表示假如從句動作發生,主句動作就會發生,如“Please call me if he is at home”。當主句是祈使句或一般將來時,從句用一般現在時表將來,還可與“祈使句 + and/or + 一般將來時句子”轉換,如“If you study hard, you will pass the exam”可轉換為“Study hard, and you will pass the exam”,能使文章邏輯更嚴謹。易錯點與難點解析04詞匯易混點辨析noise的用法特點noise作名詞,專指噪聲和不悅耳的聲音,如“There is a lot of noise outside”,指外面有很多嘈雜、不悅耳的聲音。sound的用法特點sound同樣是名詞,泛指各種聲音,涵蓋范圍廣,像自然界的風聲、雨聲等都可用sound表示。voice的用法特點voice也是名詞,多指人的說話聲、歌聲等,例如“He has a beautiful voice”,強調人的嗓音特質。詞匯易混點辨析whether與if的區別兩者都可引導賓語從句表“是否”,但whether可緊挨著or not,如“Nobody knows whether or not the technique works”;而if一般不與or not緊挨著,且if可引導條件狀語從句,如“If you feel positive about your body, you are more likely to take care of it”。句式使用的易錯點“as...as...”結構的易錯點“as...as...”用于同級比較,中間加形容詞或副詞原級,否定形式是“not as/so...as...”。易錯點在于容易誤加比較級,如不能說“He is as taller as his brother”,應是“He is as tall as his brother”。條件狀語從句的時態易錯點當主句是祈使句或一般將來時,從句用一般現在時表示將來。例如在“If you study hard, you will pass the exam”中,不能寫成“If you will study hard, you will pass the exam”。句式使用的易錯點條件狀語從句與祈使句轉換易錯點含有if引導的條件狀語從句的主從復合句可與“祈使句 + and/or + 表示一般將來時的句子”轉換。易錯點在于and和or的使用,“if you study hard, you will pass the exam”可轉換為“Study hard, and you will pass the exam”,若用or則意思變為“Study hard, or you will fail the exam”,要根據語義準確選擇。學習總結與練習05重點內容總結重點詞匯如“opposite”(在……對面,也可作形容詞表示相對的、相反的)、“noise”(噪聲)、“reduce”(縮小、減少、降低)、“spread”(傳播)、“whether”(是否)、“careless”(粗心的)等。例如“The cinema is opposite the bank” “There is a lot of noise outside” 。重點句式“as...as...”結構,意為“和……一樣……”,否定形式“not as/so...as...”意為“不如……”,如“My brother is as tall as my sister”;條件狀語從句,由“if”引導,如“Please call me if he is at home” 。課堂小練習詞匯填空1. The park is ______ (opposite) the supermarket. 2. Don't make a ______ (noise) in the library.句式翻譯1. 他和他哥哥一樣強壯。(用“as...as...”結構) 2. 如果明天天氣好,我們就去野餐。(用條件狀語從句)詞匯辨析用“noise”“sound”“voice”填空:The ______ of the rain is very nice. His ______ is very sweet. Stop making ______.練習答案講解詞匯填空答案講解1. 答案是“opposite”,“opposite”作介詞表示“在……對面”,句子意思是公園在超市對面。2. 答案是“noise”,“make a noise”是固定短語,意為“制造噪聲”。句式翻譯答案講解1. 答案是“He is as strong as his brother.”,“as...as...”中間加形容詞原級“strong”進行同級比較。2. 答案是“If it is fine tomorrow, we will go on a picnic.”,當主句是一般將來時,“if”引導的條件狀語從句用一般現在時表示將來。練習答案講解詞匯辨析答案講解依次答案是“sound”“voice”“noise”。“sound”泛指各種聲音,雨聲用“sound”;“voice”多指人的說話聲、歌聲等,所以說嗓音用“voice”;“noise”專指噪聲和不悅耳的聲音,制造噪聲用“noise”。THE END謝謝 展開更多...... 收起↑ 資源預覽 縮略圖、資源來源于二一教育資源庫