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
【正确答案】：1. G 2. I 3. B 4. H 5. A
6. K 7. C 8. E 9. L 10. J
【题目解析】：1. 由空前的形容词new和空后的动词finds可知，空格处需要填一个名词作主语。再由下文的the study可知，空格处需要填study。故选G。
2. 由空前的it可知，空格处需要填一个动词作谓语。根据本句句意，这里表示该项研究有294个人参与。故选I。
3. 由空前的谓语动词were given和空后的介词on可知，空格处需要填一个名词。再由下文的tests可知，空格处需要填tests。故选B。
4. 由空后的名词age可知，空格处需要填一个形容词。根据本句句意，这里表示参与研究的人员被要求去讨论他们在童年、青年、中年以及目前年龄的智力活动。故选H。
5. 由空前后的both和and可知，空格处需要填一个形容词和后面的late构成并列结构。根据本句句意，这里表示一些参与研究的人员做了早期和晚期的智力活动。故选A。
6. 由空前的形容词slower和空后的介词of可知，空格处需要填一个名词。a slower rate of decline意为“较缓慢的下降率”。故选K。
7. 该句结构完整，空格处需要填一个副词。根据上一句句意，这里表示其他的人员很少做这样的智力活动。故选C。
8. 由空前的系动词was可知，空格处需要填一个表语。根据本句句意，这里表示很少参与智力活动的人的记忆下降的比率比经常参加智力活动的人的比率高48%。故选E。
9. 该句结构完整，空格处需要填一个副词。根据本句句意，这里表示智力活动真的会带来益处。故选L。
10. 由空前的shouldn’t可知，空格处需要填一个动词。根据本句句意，这里表示我们不应该忽视智力活动对我们的孩子、我们自己以及我们的父母的影响。故选J。
