单复数讲解,旗新小学 Helen,什么是单数？什么是复数？,单数就是“1” 一个苹果 一个香蕉 一支铅笔 一本书 复数就是“2及2以上” 2个苹果 2个香蕉 3支铅笔 4副画. some“一些” many“很多”,两个以上是复数，后面名词加S,一般情况加s apple-apples two apples bag-bags three bags cousin-cousins five cousins s x 结尾加es bus-buses nine buses box-boxes eight boxes pencil-boxes,练习,1. I have three_. A. schoolbag B. schoolbags 2. Do you have a _? A. pen B. pens 3. I want _ orange. A. a B. an,A,B,B,练习,4. I want some_. A. banana B. bananas 5. How many _ are there? A. people B. peoples 6. May I have _ grapes? A. a B. some,A,B,B,是动词小诗,我用am，你用are is 用于他 她 它 两个以上是复数 复数全部都用are,例题,1. I _ Jiamin. A. am B. are 2. You _ nine. A. am B. are 3. She _ a teacher. A. are B. is,A,B,B,练习,1. How old _ you？ A. am B. are 2. _ it in front of the TV? A. Am B. Is 3. There_ five. A. are B. do,A,B,B,练习,1. How many people _ there in you family？ A. am B. are 2. There_ a tall man in the photo. A. are B. is 3. Who _ the cute baby? A. are B. is,B,B,B,