最新[2017职称英语考试理工类B级阅读文章三]职称英语理工a,b哪个高.doc

《最新[2017职称英语考试理工类B级阅读文章三]职称英语理工a,b哪个高.doc》由会员分享，可在线阅读，更多相关《最新[2017职称英语考试理工类B级阅读文章三]职称英语理工a,b哪个高.doc（4页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、最新2017职称英语考试理工类B级阅读文章三职称英语理工a,b哪个高职称英语网权威发布2017职称英语考试理工类B级阅读文章三，更多2017职称英语考试理工类B级阅读文章三相关信息请访问职称英语考试网。Smoking Can Increase Depressive Symptoms in Teens While some teenagers may puff on cigarettes to self-medicate against the blues，scientists at the University of Toronto1 and the University of Montrea

2、l2 have found that smoking may actually 1 depressive symptoms in some teens. “This observational study is one of the few to examine the perceived 2benefits of smoking among teens,” says lead researcher Michael Chaiton，a research associate3 at the Ontario Tobacco Research Unit of the University of To

3、ronto“3 cigarettes may appear to have self-medicating 4 or to improve mood，in the long term4 we found that teens who started to smoke reported5 higher depressive symptoms.” As part of the study，some 662 high school teenagers completed up to 20 questionnaires 5 their use of cigarettes to affect moodS

4、econdary schools were selected to provide a mix of French and English participants，urban and rural schools，and schools 6 in high, moderate and low socioeconomic neighbourhoods6 Participants were divided into three 7: never smokers；smokers who did not use cigarettes to self-medicate，improve mood or p

5、hysical 8；smokers who used cigarettes to self-medicateDepressive symptoms were measured using a scale that asked how felt too fired to do things：had 9 going to sleep or staying 10；felt unhappy，sad，or depressed；felt hopeless about the future；felt vexed，antsy or tense；and worried too much about things

6、 Smokers who used cigarettes as mood 11 had higher risks of elevated depressive symptoms than teens who had never smoked, says co-researcher Jennifer 0Loughlin，a professor at the University of Montreal Department of Social and Preventive Medicine70ur study found that teen smokers who reported emotio

7、nal benefits from smoking are at higher risk of 12 depressive symptoms. The 13 between depression and smoking exists 14 一among teens that use cigarettes to feel betterIts 15 to emphasize that depressive symptom scores8 were higher among teenagers who reported emotional benefits from smoking after th

8、ey began to smoke, says DrChaiton 词汇： Puff v遇到 self-medicate v自我治疗 vexed adj烦虑的 antsy adj坐立不安的，烦躁的 blues n抑郁 注释： 1the University of Toront0：(加拿大)多伦多大学 2the University of Montreal：(加拿大)蒙特利尔大学 3research associate：助理研究员 4in the long term：从长远看 5reported：用的是主动态，是自我“报告”的意思。研究人员用问卷的方式进行调查。被调查的青少年自我填写问题的答案。

9、 6high，moderate and low socioeconomic neighbourhoods：高档、中档和低档社区 7the University of Montreal Department of Social and Preventive Medicine：蒙特利尔大学社会和预防医学系。此处the University of Montreal是定语，修饰Department of Social and Preventive Medicine。 8scores：得分。指问卷的统计数字。 练习： 1A examine B increase C decrease D diagnose

10、 2A social B financial C emotional D political 3A Whatever B Although C Whenever D what 4A effects B methods C steps D directions 5A beside B beyond C in D about 6A exposed B expanded C located D detected 7A groups B sets C species D versions 8A world B activity C state D beauty 9A time B courage C

11、energy D trouble 10A asleep B awake C still D silent 11A reducers B improvers C creators D removers 12A changing B identifying C developing D overcoming 13A difference B association C cooperation D agreement 14A occasionally B scarcely C probably D principally 15A illogical B unscientific C meaningless D important 第 4 页 共 4 页