A.Yes, she is. | B.No, he is my teacher. | C.No, he is. |
A. | B. |
A. | B. |
A.This is a school. | B.This isn't a school. |
A.classroom | B.school | C.hall |
A.Where's the classroom? | B.Where's the library? |
A.doesn't | B.aren't | C.didn't |
A.was; was | B.is; is | C.is; was |
A.played | B.cleaned | C.watched |
A.—What's this? —It's a hall. | B.—What's this? — It's a ball. |