—Well , lost again !—It’s not very important .We forget about it , OK ?
--I think we are lost. I’ve no idea where we are. --I wish we __________the map with us.
The professor can answer almost any question __________we have about any history topic.
Due to the light pollution, stars are too faint _________with naked eyes in the urban area.
--Why won’t you go to Jim’s birthday party with us? --Well, I don’t like him, if you ________know.
He failed the driving test though he __________for a long time.