Unit 1 How tall are you 知识清单 4页

Unit 1 How tall are you?‎ 一、 核心词汇　‎ 互为反义词的比较级：‎ shorter更矮的/更短的 — taller更高的/longer更长的 older更年长的 — younger更年轻的 thinner更瘦的 — stronger更强壮的/heavier更重的 bigger 更大的 — smaller 更小的 拓展词汇——形容词比较级：‎ ‎1. 形容词比较级一般情况下直接在原级词尾加-er。如：clean — cleaner；‎ ‎2. 以不发音的e结尾的单词直接加-r。如： large — larger　nice — nicer；‎ ‎3. 以“辅音字母 + y”结尾的单词变y为i，再加-er。如：easy — easier busy — busier　happy — happier　funny — funnier；‎ ‎4. 以重读闭音节结尾的单词,要先双写词尾的辅音字母，再加-er。如：red — redder　fat — fatter　sad — sadder；‎ ‎5. 不规则变化。如：good — better　bad — worse　many — more　little — less ‎6. 多音节词和部分双音节词则在词前加more。如：beautiful — more beautiful exciting — more exciting 二、 了解词汇　‎ dinosaur恐龙　hall大厅　metre米(美式英语: meter)　than比　both两个都 kilogram千克;公斤　countryside乡村　lower(low的比较级)更低地　shadow阴影;影子　smarter(smart的比较级)更聪明的　become开始变得;变成 三、 核心句型　‎ ‎1. — How tall are you?你有多高?‎ ‎— I’m 1.64 metres. 我身高1.64米。‎ ‎2. — What size are your shoes, Mike?迈克,你穿多大号的鞋?‎ ‎— Size 7. 7号。‎ ‎3. — How heavy are you?你体重多少?‎ ‎— I’m 48 kilograms. 我体重48公斤。‎ 解读: How + 形容词原级 + be动词(is/are) + 主语?‎ 举一反三: — How old are you?你多大?‎ ‎— I’m 14/15(years old). 我14/15(岁了)。‎ ‎ — How big are your feet?你的脚多大?‎ ‎ — I wear size 17/16. 我穿17/16号的鞋。‎ 拓展: How long is your pencil?你的铅笔多长?‎ How long are your legs?你的腿多长?‎ How tall is the building?那栋建筑物多高?‎ How heavy are the apples?这些苹果有多重?‎ ‎4. I’m thinner than you, and shorter.我比你瘦,比你矮。‎ 解读: 主语 + be动词(am/is/are) + 形容词比较级 + than + 宾语.‎ 举一反三: I’m younger than my brother. 我比我哥哥年轻。‎ The yellow monkey is taller than the brown one. 那只黄色的猴子比棕色的猴子高。‎ He is stronger than us. 他比我们强壮。‎ 四、 了解句型　‎ ‎1. Your feet are bigger than mine. = Your feet are bigger than my feet. 你的脚比我的(脚)大。‎ 解读: mine是名词性物主代词,相当于名词。‎ 举一反三: Her hair is longer than his. = Her hair is longer than his hair. 她的头发比他的(头发)长。‎ Your bag is heavier than mine. = Your bag is heavier than my bag. 你的包比我的(包)重。‎ Mike’s bedroom is bigger than Tom’s. = Mike’s bedroom is bigger than Tom’s bedroom. 迈克的卧室比汤姆的(卧室)大。‎ ‎2. But I think you are heavier. 但是我认为你更重。‎ 解读: I think … 表示“我想;我认为”。在发表自己的意见时,常用I think … 来表示。它的否定形式为I don