P26 4-2 1. Listen and circle. 听一听，圈出与所听内容相符的图片。

1. —What are those?    

    —They are potatoes. 

2. —What are these?

    —They are tomatoes.

3. —Are these carrots?

    —Yes, they are. 

4. —Are those green beans?

    —Yes, they are.