22. 听题干 锁定正确答案
A. By recording the time people spend on TV.
B. By tracking people's living habits.
C. By using memory and fluency tests
D. By scanning people's brains.
题目:By what means does scientist at University College London measure memory lost?
C. By using memory and fluency tests
23. 听题干 锁定正确答案
A. Watching television for hours.
B. Playing video games.
C. Reading books and magazines.
D. Surfing the Internet.
题目:What contributed to memory decline in the participants?
A. Watching television for hours.
24. 听题干 锁定正确答案
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
题目:What did 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 .
25. 听题干 锁定正确答案
A. Watch television no more than 3 hours each day.
B. Balance television viewing with other contrasting activities
C. Watch some educational TV programs
D. Take more physical exercise.
题目:What do the researchers suggest older people do?
B. Balance television viewing with other contrasting activities