初一年级（上）【知识梳理】i. 重点短语1. sit down2. on duty3. in english4. have a seat5. at home6. look like7. look at8. have a look9. come on10. at work11. at school12. put on13. look after14. get up15. go shoppingii. 重要句型1. help sb. do sth.2. what about…?3. let’s do sth.4. it’s time to do sth.5. it’s time for …6. what’s…? it is…/ it’s…7. where is…? it’s….8. how old are you? i’m….9. what class are you in? i’m in….10. welcome to….11. what’s …plus…? it’s….12. i think…13. who’s this? this is….14. what can you see？ i can see….15. there is (are) ….16. what colour is it (are they)? it’s (they’re)…17. whose …is this? it’s….18. what time is it? it’s….iii. 交际用语1. good morning, miss/mr….2. hello! hi!3. nice to meet you. nice to meet you, too.4. how are you? i’m fine, thank you/thanks. and you?5. see you. see you later.6. thank you! you’re welcome.7. goodbye! bye!8. what’s your name? my name is ….9. here you are. this way, please.10. who’s on duty today?11. let’s do.12. let me see.iv. 重要语法1. 动词be的用法；2. 人称代词和物主代词的用法；3. 名词的单复数和所有格的用法；4. 冠词的基本用法；5. there be句型的用法。【名师讲解】1.in/on 在表示空间位置时，in表示在某个空间的范围以内，on表示在某一个物体的表面之上。例如：there is a bird in the tree. 树上有只鸟。there is a picture on the wall. 墙上有张图。2. this/that/these/those(1)this常常用来指在时间、地点上更接近讲话人的人和事，these是this的复数形式。that常常用来指在时间、地点上离讲话人更远一点的人和事，those时that的复数形式。例如：you look in this box and i’ll look in that one over there.你看看这个盒子，我去看那边的那个盒子。i want this car, not that car. 我想要这辆小汽车，不是那一辆。take these books to his room, please. 请把这些书拿到他房间去。this is mine; that’s yours. 这个是我的，那个是你的。these are apples; those are oranges. 这些是苹果，那些是橘子。(2)在打电话的用语中，this常常指的是我，that常常指的是对方。例如：this is mary speaking. who’s that? 我是玛丽。你是谁？3. there be/ havethere be "有"，其确切含意为"某处或某时存在某人或某物。"其结构是：there be + 某人或某物 + 表示地点或时间的状语。there be 后面的名词实际上是主语，be 动词的形式要和主语在数上保持一致，be动词后面的名词是单数或不可数名词时用is，名词是复数时用are。例如：(1) there is a big bottle of coke on the table. 桌上有一大瓶子可乐。(2) there is a doll in the box. 那个盒子里有个娃娃。(3) there are many apples on the tree. 那树上有许多苹果。总之，there be结构强调的是一种客观存在的"有"。have表示"拥有，占有，具有"，即：某人有某物(sb. have / has sth.)。主语一般是名词或代词，与主语是所属关系。例如：
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