1、be動詞am is are的用法,I am a student.,She is at home.,They are reading books.,It is a sunny day.,You are helpful.,There is a lake in the nature park.,I am a student.,She is at home.,They are reading books.,It is a sunny day.,You are helpful.,There is a lake in the nature park.,1)要想掌握be動詞（am, is,are）的用法，先

2、分清第一人稱、第二人稱和第三人稱： 第一 人稱單數(shù)I (我) 復數(shù)We(我們)，第二人稱you（你、你們）； 其余都是第三人稱，單數(shù)she（她）、he（他）、it（它），復數(shù)they（他們）。,2)am,is,are被稱為be動詞，與不同的人稱連用： am與第一人稱I（我）連用; is與第三人稱單數(shù)she（她）、he（他）it（它）連用 （注：凡表示單個的人、物也和is連用）; are與we(我們)，you（你、你們），they（他們）連用 （注：凡表示復數(shù)的人、物也和are連用）主語。,be動詞am is are的用法,動詞be 的變化大， I 用am, you 用 are, is 跟著he

3、 she it, 復數(shù)后面 are are are.,am,is,are,I _ helpful. He _ funny. She _young. It _ small. They _ old. We _ strong. You _very kind.,am,is,are,is,is,are,are,This _ my new room. Those my books. There a picture on the wall. There many boats on the lake.,am,is,are,_,_,_,_,is,is,are,are,變疑問，往前提，句末問號莫丟棄。,變否定，更

4、容易，,be,后,not,莫忘記。,疑問否定任你變，句首大寫莫遲疑。,變疑問，往前提，句末問號莫丟棄。,變否定，更容易，,be,后,not,莫忘記。,疑問否定任你變，句首大寫莫遲疑。,變疑問，往前提，句末問號莫丟棄。 變否定，更容易，be后not莫忘記。 疑問否定任你變，句首大寫莫遲疑。,There are many boats on the lake.,Those are my books.,There is a picture on the wall.,This is my book.,Is this my book?,Are those my books?,There is not a picture on the wall.,There are not many boats on the lake.,疑問句：,否定句：,用am, is, are 填空 I _ a boy. _ you a boy? No, I _not. We _ thirsty now. 3. The dog _tall and fat. 4. _ your brother in the classroom? 5. David and Helen _from England? 6. There _ a girl in the room. 7. There _some apples on the t