读一读，圈出正确的单词或短语，补全下列对话。
1. — (What's/What) this?
— It's a pepper.
2. — What's this?
— It's (ladybird/a ladybird).
3. — What (is/are) this?
— It's a little teddy.
4. — What's this?
— It's (a milk/milk).

重难易错突破
询问近处单个物体的句型及其答语
1. 圈 What's
2. 圈 a ladybird
3. 圈 is
4. 圈 milk
1. 询问“这是什么”，用句型“What's this?”。
2. 回答是可数名词单数的话，前面需要加 a 或 an。
3. this 表示单数，be 动词对应 is。
4. milk 是不可数名词，不能加冠词 a。