职称英语考试综合类补全文章专项练习职称英语考试综合类补全文章专项练习Eachyearonevicioushabitrootedout,intimeminghtmaketheworstmangoodthroughout.以下是小编为大家搜索整理的职称英语考试综合类补全文章专项练习，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!PainAllofushavefeltpain.Wehavecutourselves.Wehavebeenburned.Orwehavehadheadaches.Someofussufferpainrarelypainrarely.__________(46)Paincantakecompletecontrolofourbodyandmind,makingitimpossibletomoveandeventothink.Yetweneedpain.Withoutit,wewouldnotknowifwehavehurtourselves.Itisourbody'swarningsystem.__________(47)Painisthemostcommonreasonwegotoadoctor.Itisthemostcommonreasonwetakemedicines.Untilrecently,however,mostdoctorsknewofonlyafewdrugsthatstoppedsomepains.__________(48)Butnewknowledgeabouttheprocessofpainishelpingthemtocontrolpainbetter.Scientistshavelearnedthatthesenseofpainismadeupofbothchemicalandelectricalsignals.__________(49)Scientistsalsohavelearnedthatthenervoussystemsendstwodifferentkindsofpainmessagestothebrain:oneveryfast,theotherslow.Thefirstmessageisthewarningsignal.Itmovesataspeedof30metersasecond.Inlessthanasecond,thebrainunderstandsthatpartofthebodyishurtandhowbadlyitisinjured.__________(50)Ittellsusnottousetheinjuredpartuntilitheals.A.Andothershavepainfulattacksallthetime.B.Thesesignalstravelfromnervecellsintheinjuredarea,upthespinalcord(脊髓)tothebrain,andbackdownagain.C.Ittellsusthatweareinjuredandshoulddosomethingaboutit.D.Theyknewlittleabouttheprocessofpainitself.E.Theothermessagemovesataspeedofonlyonemeterasecond.F.Andtheysendthesecond,slowermessageofpaintothebrain.参考答案46.A。文章第一段提到，我们都曾感觉过疼痛。从空格前一句的内容，即“有些人很少遭受疼痛之苦”，可以推断空格处句子的内容应当与这一句的内容相反，即“另外一些人却总是遭受疼痛的袭击”。47.C。空格前的句子讲到，疼痛是我们身体的警报系统。因此接下来的句子应该说明这样说的原因。48.D。空格后一句讲到，然而，有关疼痛过程的新知识使医生得以更好地控制疼痛。由此可见，空格处句子的.内容应与此句内容相反，即医生对疼痛过程了解得很少。49.B。空格前一句中的“chemicalandelectricalsignals”等词语是对空格处句子的很好提示。50.E。文章第四段最后一句提到了“twodifferentkindsofpainmessages”，而文章最后一段第一句中又用了“Thefirstmessage”，显然，空格处的句子应以“Theothermessage”开始。