12.A strong memory depends on the health and vitality (活力) of your brain.They say that you can't teach an old dog new tricks,but when it comes to the brain,scientists have discovered that this old saying simply isn't true.(36)G
Give your brain a workout.Memory,like muscular strength,requires you to"use it or lose it".The more you work out your brain,the better you'll be able to process and remember information.(37)F
Don't skip the physical exercise.While mental exercise is important for brain health,that doesn't mean you never need to break a sweat.Physical exercise helps your brain stay sharp.It increases oxygen to your brain and reduces the risk for disorders that lead to memory loss.
Get enough sleep.There is a big difference between the amount of sleep you can get by on and the amount you need to function at your best.(38)E
Keep stress in check.Stress is one of the brain's worst enemies.Over time,stress destroys brain cells.Studies have also linked stress to memory loss.
Have a laugh.(39)C That holds true for the brain and the memory,as well as the body.Unlike emotional responses,which are limited to specific areas of the brain,laughter engages multiple regions across the whole brain.
(40)AJust as the body needs fuel,so does the brain.You probably already know that a diet based on fruits,vegetables,whole grains,"healthy"fats and lean protein will provide lots of health benefits,but such a diet can also improve memory.For brain health,though,it's not just what you eat-it's also what you don't eat.
A.Eat a brain-boosting diet.
B.Play games with memory.
C.Laughter is the best medicine.
D.But oversleeping is not good for your brain.
E.Even skipping a few hours makes a difference!
F.You have to shake things up from time to time!
G.The human brain has an astonishing ability to adapt and change.
分析 本文是一篇選句填空閱讀,屬于科普類短文,強大的內(nèi)存取決于你的健康和活力大腦,有句老話說,你不能教老狗學(xué)新把戲,但當(dāng)涉及到大腦,科學(xué)家們發(fā)現(xiàn),這個老話說的根本不是事實.本文以此展開討論,講述了了增強大腦記憶力.就像鍛煉身體一樣,大腦也是可以通過鍛煉變得更強大.
解答 36.答案:G.根據(jù)上文提到They say that you can't teach an old dog new tricks,but when it comes to the brain,scientists have discovered that this old saying simply isn't true他們說老人很難適應(yīng)新的事物,當(dāng)提到大腦時,科學(xué)家們發(fā)現(xiàn)這個諺語是不對的,故選G人類的大腦有令人吃驚的接受和改變的能力.故選G.
37.答案:F.根據(jù)上文提到The more you work out your brain,the better you'll be able to process and remember information.你用得越多,你就能記得更多的內(nèi)容,故選F你需要時不時來復(fù)習(xí).故選F.
38.答案:E.根據(jù)上文提到There is a big difference between the amount of sleep you can get by on and the amount you need to function at your best足夠的睡覺是十分重要的,故選E甚至是跳躍一段時間是有重要的.故選E.
39.答案:C.根據(jù)標題Have a laugh大笑,故選C笑是最好的良藥.故選C.
40.答案:A.根據(jù)下文提到Just as the body needs fuel,so does the brain身體需要能量,大腦也需要,故選A吃一些補腦食物.故選A.
點評 本文是一篇選句填空閱讀,主要考查學(xué)生對文章內(nèi)容理解及上下文聯(lián)系,做題時,應(yīng)仔細閱讀原文,對照原文內(nèi)容結(jié)合所給選項含義,聯(lián)系上下文,從而得出正確答案.切忌胡亂猜測,一定要做到有理有據(jù).