【简答题】Where do you find out about the world’s longest walk? The world's tallest man? The world's oldest woman? You know the answer, of course. It is the Guinness Book of World Records. How would people find...
【简答题】A.To find out if the loss of words is connected with age. B.To find out the relationship between age and dementia (失智症). C.To find out the link between memory and education background. D.To find out a...