二、看图说句子或对话。
1. Quack! Quack! It's a
.
2. The
is cute.
3. — What's this? — It's a
.
4. — What's that? — It's a
.
答案：二、1. Quack! Quack! It's a duck. 2. The lamb is cute. 3. — What's this? — It's a pig. 4. — What's that? — It's a cow.
三、看图，用所给句型说一说。
A: What's this/that? B: It's a...
答案：三、1. A: What's that? B: It's a duck.
2. A: What's that? B: It's a tree.
3. A: What's this? B: It's a bag.
4. A: What's this? B: It's a rubber.
