So many people! Could I stand here? ____ Don't you see the sign "Line up, please"?
If the horse won today,it__________thirty races in five years.
If I were you,I__________ his offer.
Look at the terrible situation I am in! If only I__________your advice.
—Where is Jack?I can’t find him anywhere. —He__________ his homework upstairs.
I don’t know why he is late. —Nor do I.He__________an accident.