---Tom, don’t drop litter on the ground, please.
--- .
A.That’s a good idea. |
B.It doesn’t matter. |
C.Excuse me. |
D.Sorry, I’ll pick it up. |
---Tom, don’t drop litter on the ground, please.
--- .
A.That’s a good idea. |
B.It doesn’t matter. |
C.Excuse me. |
D.Sorry, I’ll pick it up. |