I hear a pig.
Ha!Ha!
Hi,Tom. What do you hear?
Oh,it's you. Danny.
Hi, Lily.What do you hear?
I hear a sheep.
⑴What do you hear?
A. I hear a frog.
⑵Oink...Oink...
B. I hear a duck.
⑶Quack...Quack...
C. I hear a pig.