Staying up late _____ our health. We should go to bed early and get up early.A. is good forB. is useful forC. is harmful to
They found difficult to finish the work in such a short time.
--The factory wants to make more cars with _____money. --I think it's impossible.
-- You look_____. Why?--I lost my ID card.
I met Li Lei_____ hospital last Sunday. He was ill_____ hospital then.
— I didn’t make any progress in English. — Oh, _________ Never.