Questions 22 and 25 are based on the news reportyou have just heard.(1) (单选题)By what means did scientists at University College London measure memory loss?A.By recording the time people spend on TV.B.y tracking people's living habits.C.By using memory and fluency tests.D.By scanning people's brains.(2) (单选题)What contributed to memory decline in the participants?A.watching television for hours.B.Playing video games.C.Reading books and magazines.D.Surfing the Internet.(3) (单选题)What do the researchers say about their finding concerning the link between TV viewing and Alzheimer's disease?A.Television viewing may be a potential factor for Alzheimer's disease.B.Alzheimer's patients tend to watch television more than 3 hours a day.C.Some research has confirmed the link between them.D.Television watching is beneficial to Alzheimer's patients.(4) (单选题)What do the researchers suggest older people do?A.watch television no more than 3 hours each day.B.alance television viewing with other contrasting activities.C.watch some educational TV programs.D.Take more physical exercise.
Questions 22 and 25 are based on the news reportyou have just heard.(1) (单选题)By what means did scientists at University College London measure memory loss?A.By recording the time people spend on TV.B.y tracking people's living habits.C.By using memory and fluency tests.D.By scanning people's brains.(2) (单选题)What contributed to memory decline in the participants?A.watching television for hours.B.Playing video games.C.Reading books and magazines.D.Surfing the Internet.(3) (单选题)What do the researchers say about their finding concerning the link between TV viewing and Alzheimer's disease?A.Television viewing may be a potential factor for Alzheimer's disease.B.Alzheimer's patients tend to watch television more than 3 hours a day.C.Some research has confirmed the link between them.D.Television watching is beneficial to Alzheimer's patients.(4) (单选题)What do the researchers suggest older people do?A.watch television no more than 3 hours each day.B.alance television viewing with other contrasting activities.C.watch some educational TV programs.D.Take more physical exercise.