Unit 1 1、询问他人的外貌或性格:-What's he/she like? - He/She is kind/… 2、一般疑问句的问与答:—Is he/she…?—Yes, he/she is. —No, he/she isn't. —Do you know…? —Yes, I do. —No, I don't 3、be动词的三种形式am, is, are与人称代词连用的用法: I + am, He, she, it,人名、物名+ is We, you, they + are 4、Ms., Miss, Mr., Mrs.的区别: Ms. [miz](缩略词)(用于女子的姓氏或姓名前,不指明婚否)女士; Miss [mis](用于未婚女子的姓氏或姓名前,以示礼貌)小姐,女士;