A.Look at that little pig. | B.This is a little pig. |
A.Touch your nose. | B.Let's touch the nose. |
A.What is that? | B.What are these? |
A.What's that? | B.Where's my pencil? |
A.The duck is in the house. | B.The duck plays football. | C.He is thin. |
A.These are ears. | B.This is my father. | C.He is a pupil. |
A.about | B.is | C.do |