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 curent
I.involved
J.neglect
K.rate
L.really