A.I’m sorry. | B.That’s OK. |
A.Is this your bag? | B.Is this your book? |
A.Is this your rubber? | B.Is this your ruler? |
A.pencil | B.rubber | C.book |
A.is | B.Is | C.It |
A.am | B.are | C.is |
A.Look at my rubber. | B.Look at my new ruler. |
A.Is that a rubber? | B.Is this a rubber? |
A.Is this your ruler? | B.Is this my ruler? |