You eat _______ junk food. I think you need________vegetables.
Yesterday I downloaded a new program ______ the Internet. Now I can watch TV and movies _____ my computer.
—I missed the beginning of ________musical programme The Voice of China. —What a pity! You should leave school half _______ hour earlier.
-Excuse me. Could you tell me _________? -Sure. I bought them in a video shop on River Road.
—Are you going to help John with his Chinese this evening?—No, He _______ to England. He will be back here next month.
Haze (雾霾)appears around us. Let’s do ________ helpful to protect the environment.