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
Israeli archaeologists have discovered human remains dating from 400,000 years ago,(1)______ conventional wisdom that Homo sapie
Israeli archaeologists have discovered human remains dating from 400,000 years ago,(1)______ conventional wisdom that Homo sapie
admin
2013-11-10
39
问题
Israeli archaeologists have discovered human remains dating from 400,000 years ago,(1)______ conventional wisdom that Homo sapiens(2)______in Africa.
Avi Gopher, of Tel Aviv University’s Institute of Archaeology, said testing of stalactites(钟乳石) and other(3)______found in a cave east of Tel Aviv(4)______ that eight teeth uncovered there could be the earliest(5)______ so far of our species. " Our cave was used for a period of about 250, 000 years— from about 400,000 years ago to about 200, 000 years ago," he told the reporters.
" The teeth are(6)______ through the(7)______ of the cave, some in the deeper part;(8)______ from 200, 000 years and through all kinds of other layers that can be(9)______ 400, 000 years. The oldest are 400,000 years old" ,he added.
That calls into question the(10) ______held view that Africa was the(11)______of modern man, said Gopher, who headed the dig at Qesem Cave.
"It is(12)______ at the moment that the earliest Homo sapiens that we know is in east Africa and is 200,000 years old,or a little less. We don’t know of anywhere else where anyone(13)______ to have an earlier Homo sapiens,"he said.
Gopher said the first teeth were (14)______in 2006 but he and his team waited until they had several samples,then(15)______ years of testing, using a variety of dating methods,(16)______ publishing their findings.
Digging continues at the cave, the university said, with researchers (17)______ to uncover(18) ______finds that will enable them to(19)______the findings published up to now and to enhance our understanding of the(20)______of mankind, and especially the appearance of modern man.
(15)
选项
A、conducted
B、launched
C、developed
D、went through
答案
A
解析
动词辨析题。conduct the testing or experiment为固定搭配,意为“进行,开展实验”,故选[A]。[B]launched意为“开始,发起”,常用的搭配是:launch an inquiry/an investigation/a campaign (开始质询/调查/一场运动);[C]developed不与testing搭配;[D]went through意为“经历,经过”,与文意不符。故三项均排除。
转载请注明原文地址:https://jikaoti.com/ti/4RyMFFFM
0
专业英语四级
相关试题推荐
Onwhataspectofweatherforecastingdoestheconversationfocus?
Whatistheconversationmainlyabout?
Asitwas,theDemocratswouldcontrolthefederalgovernment______becauseofthedivisionamongtheiropponents,
The________problemofbringaspace-shipbackfromthemoonhasbeensolved.
Teachersneedtobeawareoftheemotional,intellectual,andphysicalchangesthatyoungadultsexperience.Andtheyalsoneed
Mostanimalshavelittleconnectionwithanimalsofadifferentkind,/unlesstheyhuntthemforfood./Sometimes,however,two
Myobjectiontosmokingis______tohealth.
Thisisoneofthemostfamousnovelsthat______beenpublishedsincethewar.
WhendidCanada’sEnvironmentMinisterimplytheabandonmentoftheKyotoProtocol?
Industryshouldgetridofhalfitsbosses,saysbehavioralpsychologistAlfredJ.Marrow."Adultsarequitecapableofhandling
随机试题
我国现有的股份制商业银行的股本结构以()为主。
某女,15岁。煤气中毒,经过积极抢救后苏醒,2天后又出现神志不清,右侧肢体偏瘫,体温、血压正常,两肺呼吸音粗。进一步治疗首选
在中药的七情配伍中,具有减毒作用的配伍是
患者,男性,52岁。肝硬化,大量腹水。入院后给予利尿剂治疗,腹水量明显减少,但患者出现了淡漠少言、反应迟钝、言语不清等症状。若此时给患者做脑电图检查,最可能的改变是
患者,女性,70岁,护士巡视时发现其突然意识丧失伴抽搐,呼吸断续,瞳孔散大,在对其进行心肺复苏时。胸外按压与人工呼吸的比例应为
为了及时编制会计报表,会计人员可以提前结账,也可以延后记账。( )
短期内必补是()的特征。
下表中列出了几种限制酶识别序列及其切割位点,图1、图2中箭头表示相关限制酶的酶切位点。请回答下列问题:用图中的质粒和外源DNA构建重组质粒,不能使用SmaⅠ切割,原因是______。
产业用品市场营销的主要促销工具是()。
利用逐点插入建立序列(50,72,43,85,75,20,35,45,65,30)对应的二叉排序树以后,要查找元素30进行元素间的比较次数是()。
最新回复
(
0
)