A.That is | B.This is | C.Is that | D.Is this |
A.This is | B.This | C.It |
A. | B. | C. |
A.Is this your rubber? | B.Is that your ruler? | C.Is this your pen? |
A.—Is that your rubber? —Yes, it is. | B.—Is this your pencil? —Yes, it is. |
A.Thank you. | B.I’m sorry. | C.You’re out. |
A.is | B.isn’t | C.are |
A.for | B.in | C.to |
A.It; isn’t | B.What’s; is | C.Is; isn’t |