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
37
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
【S8】
选项
答案
O
解析
转载请注明原文地址:https://kaotiyun.com/show/Vpg7777K
0
大学英语四级
相关试题推荐
A、Asatellite.B、Anordinaryplane.C、Aspaceplane.D、Aspacerocket.C
Whatconcernwillthetest-tubebabyraiseaccordingtothepassage?Whatistheauthor’stoneinthispassage?
ByfarthemostcommonsnakeinBritainistheadder(蝰蛇).InScotland,infact,therearenoothersnakesatall.Theadderis
WeinheritourDNAfromourparents.DNAisshuffled,recombinedand【B1】______fromonegenerationtoanother.Eachindividualon
Oneofthemostfamousandmosttalked-aboutactressestocomeoutofHollywoodhasdied.Film【B1】______ElizabethTaylordiedW
A、Becauseshethoughttheapartmentwastoosmall.B、Becauseitwasthefirstapartmentshehadseen.C、Becausetherentwastoo
SocialmediapresentschallengetouniversitiesUniversitieshaveanewweaponinthebattletoprotecttheirreputations:thef
Forthispart,youareallowed30minutestowriteacompositiononthetopic:ShouldPrivateCarsBeEncouragedinChina?Yous
SharksSharksareamazingfishthathavebeenaroundsincelongbeforethedinosaursexisted.Theyliveinwatersallovert
Womenarequiteoftencompetentdrivers,buttheyareveryseldomconsistentlyfirst-class.Atbesttheyareamildhazard,atw
随机试题
如接待计划中有地陪不熟悉的参观旅游点,地陪在接团前应了解该景点的()。
肝脏触诊的内容包括
为明确诊断,最准确的辅助检查方法是病理学检查发现:上皮增生,过度正角化。粒层明显,上皮钉突增大,固有层炎症细胞散在分布,未见上皮异常增生。结合临床表现可诊断为
混凝土表面局部缺浆、粗糙,或有大量小凹坑的现象称为()。
成本逼近法主要适用于()的估价。
(2010年卷一第20题)下列哪些权利要求的撰写符合规定?
否定之否定是指在事物的发展过程中.经过两次否定所达到的阶段,否定之否定阶段的特征是“重新达到了原来的出发点,但这是在更高阶段上达到的”。根据上述定义,以下关于否定之否定的说法错误的是()。
穷山:僻壤
2010年1月真题根据下述材料,写一篇700字左右的议论文,题目自拟。一个真正的学者,其崇高使命是追求真理。学者个人的名利乃至生命与之相比都微不足道,但因为其献身于真理就会变得无限伟大。一些著名大学的校训中都含有追求真理的内容。然而,近
在考生文件夹下,打开文档WORD1.DOCX,按照要求完成下列操作并以该文件名(WORD1.DOCX)保存文档。【文档开始】中朝第27轮前瞻北京时间10月5日与6日,2013赛季中朝联赛将进行第27轮赛事。本轮比赛过后,冠军球
最新回复
(
0
)