—May I come in?—________ A. Come in, please. B. It doesn’t matter. C. That’s OK.
Don’t ________ about the matter. It will be solved soon.
When you go without stopping at a place, it means you go _________.
The train was ________ of people. There was no empty seat.
—How did you get there?—I got there _______ bus.
Lily is looking forward to _______ her parents.