A.bird | B.birds | C.a bird |
A.Please count the apples. | B.Please look at the clock. |
A.Please count the rulers. | B.Please look at the rulers. |
A.Look at the apples. | B.Please count the apples. | C.This is an apple. |
A.I’m fourteen. | B.Fourteen pens. | C.Fourteen books. |
A.There are thirteen rulers. | B.It’s ten o’clock. |