Isshoppinghereveryexpensive?—Yes,thepricerun _______fiftydollars.[ ]

Excuse me. Could you tell me _________? －Sure. I bought them in a video shop on River Road.

Where you last Monday?—I went to the library.

Please remember, kids. ______ careful you are, _______mistakes you will make. —We know, Mr. Li.

UNICEF wants to make _____ world _____ better place for children.