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 gi

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 E.faster I.involved
B.tests F.produce J.neglect
C.seldom G.study K.rate
D.taught H.current L.really
 
1. ________

G