青少版新概念1A_Unit_2 完整版.ppt

;Words Factory;;Unit 2 Lesson 3 What is it ?;red 红色;;table [te?bl] ;chair [t?e?] ;A: Look ! What’s this ? B: It’s a wheel. A: What colour is it ? B: It’s green. It’s a green wheel.;A: Look ! What is it ? B: It’s a hat. A: What colour is it ? B: It’s green. It’s a green hat.;A: Now look ! What’s this ? B: It’s a flower. A: What colour is it ? B: It’s red. It’s a red flower.;A: Now look ! What is it ? B: It’s an umbrella. A: What colour is it ? B: It’s red. It’s a red umbrella.;A: Now look ! What’s that ? B: It’s a bird. A: What colour is it ? B: It’s grey. It’s a grey bird.;A: Now look ! What is it ? B: It’s a key. A: What colour is it ? B: It’s silver. It’s a silver key.; good [ɡ?d] ;New words:;*;*;*;*;;;Work in pairs 小组活动;Conclusion:;Conclusion:;Conclusion:;不定冠词a/an的用法;;用a 和an 填空;缩写形式：;____ is this?;No, it isn’t!;___ __ _____.;No, it ____.;Ok! What’s_____?;NO! It is a ____.;;;Robert: No, it isn’t ! Look ! It’s green ! It’s a hat . Lucy: OK. It’s a green hat. ;Robert: No, it ___ ! Look ! It’s ____ ! It’s a ___ . Lucy: OK. It’s a ___ ___. ;Robert: Now look ! What’s this ? Lucy: It’s a flower. It’s a red flower.;Robert: Now ___! What’s this ? Lucy: It’s a ___. It’s a ___ ___.;Robert: No, it isn’t ! It’s a red umbrella.;Robert: No, it __ ! It’s a __ ____.;Lucy: OK. What’s that ? Robert: It’s grey. Is it a bird ? Yes ! It’s a grey bird.;Lucy: OK. What’s ___ ? Robert: It’s ___. Is __ a bird ? Yes ! It’s a ___ ___.;Lucy: No ! It’s a key ! Robert: Right ! It’s a silver key.;Lucy: No ! It’s a ___ ! Robert: Right ! It’s a ___ ____.;*;基数词：;基数词：; 1.This is my bag.(改为否定句) _____________________ 2.That is your mobile.（改为否定句） __________________________. 3．This is your coat.(改为一般疑问句) ____________________________ 4. Is this your pencil?（肯定回答） ____________________