e the shop_______, all the T-shirts are sold athalf price

Some of us remain________at our computer for hours every day，forgetting moving our body.

People believe thatmutual understanding _______ a happy marriage

－Have you finished your composition yet －Sorry. I’ll finish it in ________ ten minutes.

I think _______ask Tim for some advice.—_______. Last time when I turned to him, he refused to help.