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When babies stare at the television--they are actually learning about the world, U.S. researchers said. Parents may want to limit what their (47) see on television, based on the study, said Professor Donna Mumme. "Children as young as 12 months are making decisions based on the (48) reactions of adults around them. It turns out they can also use the information they pick up from television. This means that adults might want to think twice before they speak in a (49) or surprising tone or let a kid see television programs meant for an older person." Mumme’s team already knew that babies watch other children and adults for (50) about the world. A mother (51) her baby to eat some soup or a brother crying in fear when a dog (52) can influence an infant’s (53) Mumme’s team tested babies to (54) if television has the same influence, showing actors reacting on a videotape to objects such as a red spiral letter holder, a blue bumpy ball etc. Babies aged 10 months or 12 months were later given the same objects to play with, Ten-month-olds did not seem to be influenced by the videos, but the 1-year-olds were. When the actors acted (55) or positively to an object, the babies happily (56) them. But if the actor had seemed afraid or disgusted, the infant would avoid the object.

• A) infantsF) promoting K) determine
• B) neutrallyG) reaction L) energetic
• C) rescueH) hardly M) approaches
• D) cuesI) harsh N) emotional
• E) urgingJ) accept O) gloomy