A.Yes, it is. | B.No, it is. | C.Yes, we are. |
A.an | B.a | C.\ |
A.Who; It’s | B.How many; It’s | C.Whose; It’s |
A.are | B.is |
A.This is a wallet. |
B.It's Jane's wallet. |
C.She is Miss Li. |
A.Who is this? | B.Whose is this? |
A.Yes, it is. | B.No, he isn’t. | C.Yes, they are. |
A.They are mine. | B.It's my hat. | C.It's my. |
A.Who is it? | B.Whose is this? |