1、 Regular cardio workouts (有氧锻炼) may prevent migraines (偏头痛),a growing body of research suggests.Migraine patients had fewer headaches after doing 40minute cycling workouts three times a week for three months, according to a Swedish study.The exercise routine worked just as well as one of the top mig
2、rainepreventing drugstopamirate but without the side effects of depression and tremors (刺激)Cardio workouts can help with regular headaches, too, says Alexander Mauskop, M. D. , director of the New York Headache Center in Manhattan.There are a couple of theories on how it works.Breaking a sweat may r
3、elieve stress, says Dr. Mauskop. Headaches are often triggered by stress, and if you remove the trigger, you release the pain. The feelgood chemicals produced when you exercise actually block your pain sensors, acting as a natural painkiller.Since headaches can be caused by many different factors li
4、ke genetics (遗传),lack of sleep, or certain foods, cardio wont be the solution for everyone, Dr. Mauskop says. But one German study found that it helped 65 percent of patients, which makes it as effective as the best medicines on the market.Dr. Mauskop recommends his patients do a halfhour reasonable
5、 intensity (强度) cardio, like jogging, biking, or swimming three times a week. These workouts are meant to be slow and steady, as opposed to highintensity intervals that alternate between allout runs and rest.Pushing yourself too much or increasing the intensity too quickly can trigger headaches in s
6、ome people, so make sure your heart rate doesnt jump above 150 BPM. If you dont have a heart rate monitor, then breathe only through your nose. Youll know youre going too hard if you cant keep up that breathing pattern.Your migraines could start disappearing in a couple of weeks,Dr. Mauskop says.1Ac
7、cording to the passage, the author may agree that _.Ajogging, swimming and fishing are cardio workoutsBneither cardio workouts nor topamirate has side effectsCmigraine patients may be cured by regular cardio workoutsDcardio workouts will be the solution for everyone with migraines2The underlined wor
8、d “triggered” in Paragraph 7 can be replaced by _.Acured BreleasedCcaused Dmonitored3The feelgood chemicals produced can help with regular headaches because _.Ait eases the stressBit breaks a sweatCit prevents migrainesDit blocks your pain sensors4What would be the best title?AA Cure for HeadachesBS
9、ide Effects of MigraineCThe Causes of HeadachesDAdvantages of Cardio Workouts【语篇导读】科学家研究发现有氧运动可以有效治疗偏头痛。1解析:选C。推理判断题。根据文章最后一段可知,规律的有氧运动或许可以治愈偏头痛,故C项正确。根据文章第十段可知A项表述不正确;根据文章第四段可知,topamirate有副作用,故B项不正确;根据文章第九段中cardio wont be the solution for everyone可知,D项不正确。2解析:词义猜测题。画线词所在的第七段讲的是流汗会缓解压力,头痛通常由压力引起,如果消
10、除压力,疼痛就会缓解。由此可知trigger意为“引发,激发(尤指一系列事件)”,与cause意义相近。3解析:选D。细节理解题。根据文章第八段The feelgood chemicals produced when you exercise actually block your pain sensors,acting as a natural painkiller.可知,人类运动的时候,产生令人感觉好的化学物质,能够阻挡疼痛传感器,像一种天然的止痛药一样起作用。4解析:选A。主旨大意题。通读全文可知,文章主要介绍了有氧运动或许可能治愈偏头痛,因此A项作为文章标题最适合。B项在文章中没有被提
11、及;C、D两项在文章中略有提及,但并非主题。BDo you suffer from cybersickness?The rise of mobile phones has been blamed for a number of social ills, but your smart phone may also be making you physically sick as well. Scientists have identified a condition called “cybersickness”, which they say is the digital version of
12、motion sickness.The phenomenon, which affects up to 80 percent of the population who own smart phones or tablets, leads to feelings of sickness and unsteadiness. It is caused by seeing fast motion on a screen, which covers anything from a car chase in a film to scrolling through web pages on your ph
13、one.The more realistic the visual content appears to you, the higher your chances of getting cybersickness are. The condition was identified in a piece in the New York Times in which British and US. experts said that it needed solving. Motion sickness leaves sufferers feeling ill because they feel m
14、ovement in your muscles and your inner ear but do not see it. The mismatch in digital sickness is the oppositeyou see movement on the screen but do not feel it.The effect is the same and the symptoms include a headache, wanting to throw up, confusion and the need to sit down. Often cybersickness sho
15、ws itself in a subtle way and sufferers put it down to stress or eyestrain.Steven Rauch, a professor of otolaryngology (耳鼻喉科学) at Harvard Medical School, said:“Your sense of balance is different from other senses in that it has lots of inputs. When those inputs dont agree, thats when you feel dizziness and sickness.”Some studies that have been carried out into cybersickness found that women are
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