《閱讀理解解題技巧》進(jìn)階練習(xí)(三)-1

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1、閱讀理解解題技巧進(jìn)階練習(xí)I. 閱讀理解ADoes exercise strengthen your brain while it builds muscle?To learn more about how exercise affects the brain ， scientists in Ireland recently asked a groupof sedentary（ 久坐的 ）male college students to take part in a memory test followed by strenuous（緊張的）exercise.First， the young m

2、en watched a rapid fire lineup of photos with the faces and names ofstrangers. After a break，they tried to recall the names they had just seen as the photos again movedquickly across a computer screen. Afterward ，half of the students rode a bicycle ，at an increasinglystrenuous pace，until they were e

3、xhausted. The others sat quietly for 30 minutes. Then both groupstook the brain-teaser test again.Notably, the exercised volunteers performed significantly better on the memory test than they hadon their first try. while the volunteers who had rested did not improve.Meanwhile, blood samples taken th

4、roughout the experiment offered a biological explanation forthe increase in memory among the exercisers. Immediately after the strenuous activity ，the cyclistshad significantly higher levels of a protein known as BDNF ，which is to promote the health of nervecells. The men who had sat quietly showed

5、no comparable change in BDNF levels.For some time. scientists have believed that BDNF helps explain why mental functioning appearsto improve with exercise. However ，they haven t fully understood which parts of the brain areaffected or how those effects influence thinking. The Irish study suggests th

6、at the increases in BDNFcaused by exercise may play a particular role in improving memory and recall.Other new studies have reached similar conclusions ，among both people and animals， youngand old. In one interesting experiment published last month, Brazilian scientists found that aftersedentary eld

7、erly rats ran for a mere five minutes or so several days a week for five weeks. anincrease of biochemical processes appeared in the memory center of their brains ， resuming inincreased production of BDNF there. The old ， exercised animals then performedalmost as well as much youn ger rats oil memory

8、 tests.1. The brain-teaser test shows thatA. a good rest can improve ones memoryB. too much exercise can slow dow n ones memoryC. exercise can improve one s memoryD. cyclists usually have better memory2. What is the function of the BDNF?A. To in crease the nu mber of brain cells.B. To remi nd people

9、 of what is likely to be forgotte n.C. To draw one s attention to what is seen.D. To motivate the brai n and refresh one s memory.3. The sede ntary elderly rats_after five weeks of running.A. got worn out in the endB. performed better in rememberi ng thingsC. reduced the amount of BDNFD. stopped bio

10、chemical process in the brain4. The best title for the passage might be_A. How Exercise Ben efits the BrainB. Too Much Exercise Harms the BrainC. Experiments on the BrainD. Exercise Helps One Stay YoungYesterday was my stepmom s birthday. I hadnt been home for a longtednte stopwaby the house to see

11、her on this special day.I have been struggling financially so I was afraid of the long trip. Gas is so expensive nowadays! Any way, I filled my tank with gas and set off 。I stopped at the shopping mall and found a present. It was the perfect gift and I knew shewould love it. But whe n I got to the c

12、ashier my card was decli ned! I did not have eno ughmoney in my acco unt to pay for the gift!So I pondered the issue for a few minutes. I could put it back and get something cheaper,but I knew there was nothing else in the store she would like as much. So, I got on my smart-phone andtransferred some

13、 money from my savings account so I was able to pay for the gift. It took a big chunk ofmy savings but I wanted her to have something special. She loved the gift and I felt that even though I hadspent almost all my money my stepmom deserved the best and I was glad I gave her the best that I could.Be

14、fore leaving my parents house, my dad took me to one side aonudr, sweitchrethand-shake, he gave me some money. I had not said anything to him about my finances but I guess mydad had just known it. When I got to the car, I saw the amount he gave me was three times what I hadspent on the gas and the g

15、ift!It goes to show that doing the right thing always comes with great rewards.1. Why was the writer unwilling to have a long trip ？A. Because gas was hardly available.B. Because the writer was short of money.C. Because the writer didn t like driving.D. Because the road was difficult to drive on.2.

16、The underlined word “ pondered ” in Para. 4 means _ .A. thought aboutB. tried onC. depended onD. got through3. From the passage, we can infer that _ .A. the writer loves his/her stepmom very muchB. the gift the writer bought was loved by his/her father very muchC. the writer spent all his/her saving

17、s buying the gift for his/her stepmother.D. the gift the writer bought was the most expensive one in the shop4. Why did the writer s father shake hands with the writer in secret?A. Because he wanted to ask the writer for something special.B. Because he wanted to give the writer some money.C. Because

18、 he knew the writer had been struggling financially.D. Because he didn t want others to copy their handshake.參考答案【答案】A：1.C 2.D 3.B 4.AB：1.B 2.A 3.A 4.B【解析】A 1 4. 【文章大意】文章介紹鍛煉在增強(qiáng)你的肌肉同時(shí)還會(huì)強(qiáng)化你的大腦。1. 根據(jù)文章第四段的句子 Notably, the exercised volunteers performed significantly better on thememory test than they h

19、ad on their first try. while the volunteers who had rested did not improve. 可知，這個(gè)智力問(wèn)答的測(cè)試證明鍛煉能提高一個(gè)人的記憶力。故選C。2. 根據(jù)文章倒數(shù)第二段的句子 The Irish study suggests that the increases in BDNF caused by exercisemay play a particular role in improving memory and recall. 可知， BDNF 的功能 是激發(fā)大腦，更新記憶。故選D。3. 根據(jù)文章最后一段的句子 Brazi

20、lian scientists found that after sedentary elderly rats ran for a mere fiveminutes or so several days a week for five weeks. an increase of biochemical processes appeared in thememory center of their brains ，可知，不愛動(dòng)的老的老鼠在跑了 五個(gè)星期后記憶更好。故選 B。4. 根據(jù)文章內(nèi)容和第一段的句子 Does exercise strengthen your brain while it

21、builds muscle ?可知，文章主要介紹鍛煉是怎樣使大腦受益的。How Exercise Ben efits the Brain是最好的標(biāo)題。故選 A。B 14 【文章大意】文章講述作者雖然經(jīng)濟(jì)拮據(jù)，還是花了很多錢給繼母買了她喜歡的禮物， 但是爸爸偷偷給他的錢遠(yuǎn)遠(yuǎn)超過(guò)他花費(fèi)的錢。1. 從第二段的句子 I have been struggling on a low income so I was afraid that I couldnt afford the longtrip. 可知，作者不喜歡長(zhǎng)途旅行是因?yàn)樽髡呷卞X，故選 B。2. 從文章第四段的內(nèi)容 So I pondered th

22、e issue for a few minutes. 作者想了一會(huì)，可知 “pondered是”“思考”的意思，故選 A。3. 從文章第五段的句子 I felt that even though I had spent almost all my money, my stepmother deservedthe best. I was glad I gave her the best I could. 可知，作者非常愛他的 繼母，故選 A。4. 從文章倒數(shù)第二段的句子 Before I left my parents house, my dad took me to one sideand, with our secret handshake, he gave me some money.可知，作者的爸爸偷偷和作者握手 是想給作者一些錢，故選 B 。