首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
According to the World Health Organisation, malaria, a disease spread by mosquitoes, affects millions of people every year. Ever
According to the World Health Organisation, malaria, a disease spread by mosquitoes, affects millions of people every year. Ever
admin
2013-06-03
65
问题
According to the World Health Organisation, malaria, a disease spread by mosquitoes, affects millions of people every year. Every one knows how irritating the【S1】______made by a mosquito, followed by a painful reaction to its bite, can be. It is【S2】______that so little is known about why mosquitoes are drawn to or driven away from people, given the level of distress and disease caused by these【S3】______. We know that the most effective chemical for protecting people against mosquitoes is diethyltoluamide(避蚊胺 , commonly【S4】______to deer. Although deet works well, it has some serious【S5】______: it can damage clothes and some people are allergic(过敏的 to it.
Scientists know that mosquitoes find some people more attractive than others, but they do not know why this should be. They al so know that people vary in their reactions to mosquito bites. One person has a painful swelling while another, who is bitten by the same mosquito, may【S6】______notice. Scientists have not discovered the reason for this, but they have carried out experiments to show that mosquitoes are attracted to, or put off by,【S7】______smells. In the future, scientists hope to develop a smell that mosquitoes cannot【S8】______. This could be used in a trap so that, instead of attacking people, mosquitoes would fly into the trap and be【S9】______. For the time being, however, we have to continue spraying ourselves with【S10】______liquids if we want to avoid getting bitten.
A hardly B nice C certain D insects
E advantages F shortened G drawbacks H destroyed
I unpleasant J astonishing K detect L immediately
M noise N exciting O resist
【S1】
选项
答案
M
解析
转载请注明原文地址:https://kaotiyun.com/show/wpg7777K
0
大学英语四级
相关试题推荐
Therearefivebasicfunctionsofanewspaper:toinform,toreview,topersuade,toinstructandtoentertain.Youmaythinkth
WhatdoweknowaboutthepracticeofcelebratingtheNewYearonJanuary1?
A、Aspaceplaneisbiggerthananordinaryplane.B、Aspaceplanelookstotallydifferentfromanordinaryplane.C、Aspaceplan
A、Sheusedtobeinpoorhealth.B、Shewaspopularamongboys.C、Shewassomewhatoverweight.D、Shedidn’tdowellathighschoo
Accordingtothepassage,employeesbeingevaluated______.Whatisthemaintopicofthepassage?
Televisionnowplayssuchanimportantpartinmanypeople’slives.Itis【B1】______forustotrytodecidewhetheritisabless
Manyofusstilltendtoregardemotionsasinterferingwithrationalthought,andsometimeslandingusintrouble.Butinrecen
A、Hiscarturnedoverinanaccident.B、Hehadaslighttrafficaccident.C、Hiscarwasentirelydamaged.D、Hegotinjuredinan
A、Besideawindow.B、Nexttoaprettygirl.C、Inthefrontoftheplane.D、Anywherebutbythewindow.A原义直现。乘飞机时,Mr.Robinson喜
Davidturnedawayandwalkedquicklydownthestreet,______(完全无视她的存在)
随机试题
进入阴毛中,环绕阴器,上达小腹的经脉是
患者,男性,82岁。肺心病,近半个月来咳嗽、咳痰,今晨呼吸困难加重,神志恍惚,烦躁不安。查体:体温36.4℃,脉搏120次/分,血压130/80mmHg,呼吸38次/分,口唇发绀,两肺底闻及湿啰音。患者最可能出现的并发症是
如图5-74所示,细长压杆两端在x-y、x-z平面内的约束条件相同,为提高稳定承载能力,对横截面积相等的同一种材料,合理的截面形式为()。
在记账无误的情况下,造成银行对账单和银行存款日记账不一致的原因是()。
重商主义
下列各项中,不属于企业资产确认范围的有()。
表现封建法律特权思想的“八议人律”始于()
英国石油公司在墨西哥湾的油井发生爆裂,大量原油泄漏。该公司立即并持续使用化学分散剂来分解浮油。美国众议院能源和环境委员会主席埃德·马基对化学分散剂的安全性提出了严重质疑。国家食品和药物管理局的回应是:“化学分散剂是安全的,因为没有任何报告显示这种化学品进入
WhichofthefollowingsportswasNOTinventedinBritain?
Inearlytimes,mostpeopleweretoobusymakingalivingtohavemany【B1】______.Todayasmachineshave【B2】______theamountof
最新回复
(
0
)