Unit 1 Why are you so happy? 知识点和练习（含答案）

四年级上册知识重点 unit one 重点句型：Why are you so happy --Because we are back at school. Why do you look so sad --Because my dog is missing. Why are you upset？ --Because my new watch is missing. 课内重难点： lesson1 again,又，再一次。 too 又，通常用于句末，前面有逗号。（只能用于肯定句） eg：Nice to see you again. We are glad to see you, too. Why 为什么？Because 因为（用why 提问，用because 回答） So如此，这么，很 so many 如此多的 so happy so tired so angry So do I 我也是 so does he\she 他、她也是 So I do 的确如此，确实是这样。 angry 生气的 messy 凌乱的 tired累的 be back =come back 回来 be 指的是am is are am is are 的区别 我用am,你用are,is用于他，她，它。单数is，复数are. lesson2 do与does的区别 do用于第一二人称和复数（I we you） does用于第三人称单数（he she 人名一个人等） do 与does 是超人，在它面前一切“怪兽（动词）”都现出原形。 do\does+动词原形 eg ；Why do you look so sad Why does he \she look so sad Why does he \she look so surprised Why do they look so exited 形容心情的单词:sad surprised excited angry happy tired upset worried Don’t be sad别伤心 I hope so我希望如此 Lesson3 What’s it like It’ square in shape and blue in colour. my new watch 我的新手表 square in shape 正方形 blue in color 蓝色 Don’t worry= Don’t be worried 别担心 worry=be worried Don’t be upset 别心烦，别难过 let’s look for it together. 让我们一起寻找它 Look for 寻找 get well 康复 get well soon 不久之后康复 be ill 生病了 Lesson4 一、Why are you so happy？(sad,surprised，angry…)(什么时候用is,什么时候用are) Because _____.(书P3) Why do you look so sad (什么时候用do，什么时候用does) Because _____.（书P5） 要求：会围绕这两个句型进行替换 二、三单（单身，给它找个伴即动词后+s\es） Maomao _____(look, looks, looking) sad,应选择looks. 练习 Word Star： 再，又_____ 希望_____ 吃惊的_____ 乱的_____ 高兴的_____ 丢失的_____ 寻找_____ 康复_____ 兴奋的_____ 回来_____ 伤心的_____ 担心的_____ 为什么_____ 兴奋的_____ 我也是_____ 疲劳的_____ 生气的_____ 正方形_____ 二、Sentence Star：选择合适的词填空 1. （）_____ do you look so sad today A Where B Why C When 2. （）Because my dog is _____. A missing B miss C past 3. （）Why ____ you so sad A do B. are C. is 4. （）He ___ new books. A have B has 5. ( )So _____ I. A do B are C is 三、读句子选择合适的选项： 1. When someone is very sad, What do you say Don’t be sad. B. Thank you. 2. Someone is very happy. You want to know why What can you say A．Why are you so happy B: How are you so happy 3.Your dad looks very tired. But you don’t know why. You want to know where he went. What do you say A. Where are you going B. Where did you go 四、读句子，把下列问答句进行匹配： Why do you look so sad Because I went to bed very late. Why do you look so angry Because my cat is missing. Why do you look so happy Because I ran 1500 meters. Why do you look so surprised Because today is my birthday. Why do you look so tired Because the book is 1000 yuan. Why do you look so sleepy Because he broke （弄坏）my new pen. 五． Maomao _____(look, looks, looking) sad, be ... ...