--Listen! Someone is knocking at the door. Who _____it be?---It_____be Tom. He phoned to visit me this evening.
Our teacher often tells us ____ the windows before we leave.
There ____ some meat in the fridge, so you don’t need to buy any.
Tony wanted to take some good photos,______ he lost his camera.
Liu Xiang was born in Shanghai _____1983.
-- Could you please show ____ your ticket? -- Here you are.