Their school days are busy and the children don’t get home _____7 o’clock p.m.
----How about having a picnic next weekend?---- It _____great.
Lucy is ill.She has a bad cold for several days.
You go and ask Tom.He know the answer.
— I put the bike here?—No,you can’t.
—Who is knocking at the door?—It be Miss Zhang.Because she has just gone to Japan.