A.Look, I have a ruler. | B.May I use your ruler? | C.Is this your ruler? |
A.your | B.you |
A. | B. |
A.Is it your eraser? | B.Here you are. | C.May I use your eraser? |
A.don’t | B.isn’t | C.am not |
A.Jiaming, may I use your ruler, please? | B.Jiaming, is that your ruler? |
A.Yes, I do. | B.No, I don’t. |