18I decided to write about Chaplin, one of ______ films I had seen several years before

The school had promised to keep parents fully _____ about the conditions of their children at school.

Neither Wei Hua nor Ann _____ on the team. [ ]

With so many people ______ in the mine(矿), none of the rescue workers would stop to have a rest.

Listen! Someone is playing ____piano in the music room.—Wow! ______ beautiful music! I like it very much.