1、Unit 3 学案第一课时学一学1.重点短语be polite and helpful 礼貌且乐于助人 big and strong 又高又壮small and thing 又瘦又小2.重点句型对年龄提问：How old +be+sb?eg: He is eleven.(对划线部分提问)一般疑问句的回答用 Yes 或 No 回答eg: Are they classmates? (肯定回答)Is she your cousin? (否定回答)练一练1.- your brother? - He is a teacher in a middle school. A. Who is B. What i
2、s C. What D. Who2.海宝是我的新朋友，他又高又壮。HaiBao _my_ _,He_ and Unit 3第二课时学一学.重点短语 two new friends 两位新朋友be from=come from 来自于look at 看have a look 看一看2.重点句型（1）She is from England. She is English国 国人 England EnglishAmerica American（2）We are all Chinese.all 与 both 的用法区别all 用于三者 或三者以上 “都”both 用于两者 或两者 “都”all 与 b
3、oth 在句中的位置 be 动词或情态动词的后面，实意动词的前面。（3）语法be 动词与人称代词的搭配我（I）用 你(you) 用 连着他（he）她（she）它（it）单数名词用 复数名词全用 练一练1. Is Lucy ? A. England B. America C. American D. an America2. Wang Hai is Chinese and Pat is American boy.A. an, a B. a, a C. a, an D. an , an3. We are from China. (改为一般疑问句并作肯定回答).4.这个女孩是你的表妹吗? 是的。 this girl your ? Yea, .
