Mental Activities Help Save Memory Doing mental activities is helpful. Reading books and writing at any age may save memory, a new 1____ ( ) finds. The study was conducted by some American neurologists ( 神经病学家). It 2____ ( )294 people. They were given 3____ ( ) on memory and thinking. They had the tests once a year for six years. They were also asked to talk about their mental activities during childhood, in their youth, during middle age and at their 4____ age. Some of those people did mental activities both 5____ ( ) and late in life. They had a slower 6____ ( ) of decline in memory than the others. The others 7____ ( ) did such activities. Their rate of decline in memory was 48% 8____ ( ). “Mental activities like reading and writing are great. They 9____ ( ) bring benefits. We shouldn’t 10____ ( ) their effects on our children ourselves and our parents,” said Robert Wilson, lead author of the study. A. early ( ). B. tests ( ) C. seldom ( ) D. taught ( ) E. faster ( ) F. produce ( ) G. study ( ) H. current ( ) I. involved ( ) J. neglect ( ) K. rate ( ) L. really ( )