A.Use the sidewalk. |
B.Wait for the green light. |
C.Play with fire. |
A.Sure. Here you are. | B.Very well, thank you. |
A.Who | B.What | C.What colour |
A.Yes, it isn't. | B.No, he's in the kitchen | C.Yes, she is. |
A.maths books | B.maths book | C.a math s book |
A.teacher | B.a teacher’s | C.teacher’s |