—I’m sorry I’m late, Mr. Green.---“It doesn’t matter this time, but please come here a little______ next time.” Mr. Green says _______ smile on his face.
It’s good _____ old people to cross the road.
—Lily, here are your pens. Please _____ . —OK, Mom.
— _____ do you _____ English?—I like it very much.
—How many _____ are there in your class?—About 63.
The sign means “ _____.”