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1、Thedevelopmentofscienceandtechnologymakesourlifemorecomfortableandconvenient.However,scientistshavecreatedmanyproblems,whicharenoteasytoberesolved,suchasairpollution,thedeteriorationofenvironmentandthescarcityofnaturalresources,towhichwemustsomesolutions.Modernscienceandtechnolo
2、gyrenderpeoplemanyadvantages.Moderntelecommunicationshortensthedistancebetweenpeopleandmakescommunicationmucheasier.Internetiswidelyusednownotonlyforcollectionofabundantinformationbutalsoforcorrespondence.Email,themosteffectivecommunicationdevicenow,isbecomingverypopular.Besides
3、,telephoneandmobilephonemakecontactmoreconvenientthanbefore.Moderntransportation,suchasairplanesandhigh-speedtrainsmakeourjourneysmoothandfast.Withthehelpofmoderntransportation,peoplecangoeverywheretheypreferto.Thejourneytoouterspaceandotherplanetsisnotadreamanymore.Rocketsandsp
4、aceshuttlescanhelpusrealizethedreamofspacetravel.Modernmedicineprolongspeopleslifeandrelievespatientsofsufferingsfrommanydiseases.CancerandAIDSarefataltopeopleshealth.Thankstotheendeavorsscientistshavemade,thesediseasesbecometreatable.However,theprocessofscientificdevelopmentals
5、oarousesmanyseverproblemstoourhumanbeings.Internet,thoughwidelyusedinmoderncommunication,iseasytobedestroyedbycomputervirus.Outerspaceexplorationhasproducedmuchwasteinthespace.Atinymetal,ascrew,forexamplecandestroyaflyingman-madesatellite.Industrializationismakingnaturalresource
6、sbecomescarce.Confrontedwiththeseproblems,scientistsareseekingpromptandfeasiblesolutions.Thedevelopmentofscienceandtechnologybringaboutbothpositiveandnegativeeffectstous.Wemusteliminatethepositiveeffectstotheleastextent.科学技术的发展使我们的生活更加舒适和方便。然而,科学家们创造了许多不容易解决的问题,如空气污染,环境恶化和自然资源的匮
7、乏,我们必须要有一些解决办法。现代科学技术给人们带来许多好处。现代通信缩短了人与人之间的距离,使交流更容易。互联网不仅被广泛用于收集丰富的信息,而且还用于通信。电子邮件,现在最有效的通信设备,正在变得非常流行。此外,电话和手机比以前更方便。现代交通工具,如飞机和高速列车,使我们的旅程顺利和快速。在现代交通的帮助下,人们可以去任何他们喜欢去的地方。到外太空和其他行星的旅程不再是梦。火箭和航天飞机可以帮助我们实现梦想太空旅行。现代医学延长了人们的生活,减轻了许多疾病的痛苦。癌症和艾滋病对人们的健康是致命的。多亏科学家们的努力,这些疾病才得以治疗。然而,科学
8、发展的过程也给人类带来了许多严峻的问题。互联网虽然在现代通信中应用广泛,但容易被计算机病毒所破