Unit 1 How tall are you?一、 核心詞匯互為反義詞的比較級：shorter更矮的/更短的 taller更高的/longer更長的older更年長的 younger更年輕的thinner更瘦的 stronger更強壯的/heavier更重的bigger 更大的 smaller 更小的拓展詞匯形容詞比較級：1. 形容詞比較級一般情況下直接在原級詞尾加-er。如：clean cleaner；2. 以不發音的e結尾的單詞直接加-r。如： large largernice nicer；3. 以“輔音字母 + y”結尾的單詞變y為i，再加-er。如：easy easierbusy busierhappy happierfunny funnier；4. 以重讀閉音節結尾的單詞,要先雙寫詞尾的輔音字母，再加-er。如：red redderfat fattersad sadder；5. 不規則變化。如：good betterbad worsemany morelittle less6. 多音節詞和部分雙音節詞則在詞前加more。如：beautiful more beautiful exciting more exciting二、 了解詞匯dinosaur恐龍hall大廳metre米(美式英語: meter)than比both兩個都 kilogram千克;公斤countryside鄉村lower(low的比較級)更低地shadow陰影;影子smarter(smart的比較級)更聰明的become開始變得;變成三、 核心句型1. How tall are you?你有多高? Im 1.64 metres. 我身高1.64米。2. What size are your shoes, Mike?邁克,你穿多大號的鞋? Size 7. 7號。3. How heavy are you?你體重多少? Im 48 kilograms. 我體重48公斤。解讀: How + 形容詞原級 + be動詞(is/are) + 主語?舉一反三: How old are you?你多大? Im 14/15(years old). 我14/15(歲了)。 How big are your feet?你的腳多大? I wear size 17/16. 我穿17/16號的鞋。拓展: How long is your pencil?你的鉛筆多長?How long are your legs?你的腿多長?How tall is the building?那棟建筑物多高?How heavy are the apples?這些蘋果有多重?4. Im thinner than you, and shorter.我比你瘦,比你矮。解讀: 主語 + be動詞(am/is/are) + 形容詞比較級 + than + 賓語.舉一反三: Im younger than my brother. 我比我哥哥年輕。The yellow monkey is taller than the brown one. 那只黃色的猴子比棕色的猴子高。He is stronger than us. 他比我們強壯。四、 了解句型1. Your feet are bigger than mine. = Your feet are bigger than my feet. 你的腳比我的(腳)大。解讀: mine是名詞性物主代詞,相當于名詞。舉一反三: Her hair is longer than his. = Her hair is longer than his hair. 她的頭發比他的(頭發)長。Your bag is heavier than mine. = Your bag is heavier than my bag. 你的包比我的(包)重。Mikes bedroom is bigger than Toms. = Mikes bedroom is bigger than Toms bedroom. 邁克的臥室比湯姆的(臥室)大。2. But I think you are heavier. 但是我認為你更重。解讀: I think 表示“我想;我認為”。在發表自己的意見時,常用I think 來表示。它的否定形式為I dont think 意為“我不認為”。舉一反三: I think its a good idea.我認為這個主意不錯。I dont think its a good idea.我認為這個主意不怎么樣。3. Im taller than this one.我比這只高。解讀: 用one來指前面提到的單個人或事物