Part1: New or old?
This is a new sweater.这是一件新毛衣。 This is an old sweater.这是一件旧毛衣。 This is … 这是……（指单数） These are new trousers.这是一条新裤子 These are old trousers.这是一条旧裤子。 These are … 这些是……（指复数）
Lesson 2:New and Old
Review:连线ຫໍສະໝຸດ 他穿着什么？I wearing a blue shirt.
我穿着蓝色的衬衫
This is a yellow skirt.
这是一件黄色的裙子
What is he wearing?
New words
1、is 是（用于he, she, it及单数可数名词和不可数名词后） Example:It is a book. She is a girl. He is ten years old. 2、are 是（用于we, you, they及复数名词后） Example:We are happy.you are a clever student. They are some books. 3、new 新的 Example:This is a new book.
New words
4、old 旧的；年老的；......岁的 Example:This is a old book. It is old.They are old 5、it 它 Example:It is a new skirt. Is it a new skirt? Yes,it is./No,it isn’t. 6、they 他们；她们；它们 Example:They are old sweaters.
