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
Scientists in India have discovered a way to make bamboo plants produce flowers in laboratory. The British【B1】______Nature recen
Scientists in India have discovered a way to make bamboo plants produce flowers in laboratory. The British【B1】______Nature recen
admin
2012-05-17
59
问题
Scientists in India have discovered a way to make bamboo plants produce flowers in laboratory. The British【B1】______Nature recently reported the【B2】______event. In the wild it can take as long as 120 years for some kinds of bamboo to flower, and after the plant【B3】______its seeds it dies. The bamboo plant is used in many different ways. But because it takes so long to produce seeds, scientists never【B4】______it a traditional farm crop. The recent【B5】______in India may change that. The【B6】______was done at the National Chemical Laboratory in India. Three scientists cut two hundred pieces from two different kinds of bamboo plants; each was a few inches long. The tiny cuttings were placed in the【B7】______of coconuts milk, plant-growth hormone and other nutrients. Just a few weeks later, flowers began to【B8】______.【B9】______ . Two weeks after that the plants began to produce seeds.【B10】______. One of them had not put the bamboo seeds in soil, but he believes they will produce plants. The Indian scientists now are planning experiments to see【B11】______.Bamboo reproduces in two ways. It flowers and produces seeds. It also produces new growth from its roots. Bamboo plants growing from its roots are called ZhuSun in China. Bamboo shoots are dug up and replanted in the field. Farmers harvest the leaves. They feed them to their animals.
【B6】
选项
答案
research
解析
空前的The和空后的was done表明,本空应填一名词,且可以和do搭配使用;空后的Laboratory对本空有提示作用。
转载请注明原文地址:https://kaotiyun.com/show/ORf7777K
0
大学英语四级
相关试题推荐
What’sHappeningWhileSleeping?Sleepisveryimportanttohumans.Theaveragepersonspends220,000hoursofalifetimes
Therearevariouswaysinwhichindividualeconomicunitscaninteractwithoneanother.Threebasicwaysmaybedescribedasth
Ourape-menforefathershadnoobviousnaturalweaponsinthestruggleforsurvivalintheopen.Theyhadneitherthepowerful
A、Theycandobetterthanothers.B、Itisexpensivetohirelabor.C、Theydonotliketobehelped.D、Theydonottrustothers.
A、Shemaynotbeabletohelptheman.B、ShewilltalktoJudyabouttheproblem.C、Sheisn’tsureifJudycansolvetheproblem
A、decapitatedB、espressoC、mochaD、regularC此题考查听细节的能力。文中只提到了mocha,同时此题也设置了A,B两个干扰选项,decaf为‘无咖啡因的咖啡’,与decapitated‘斩首’截然不同。而文中提到
Ilovetravelingbytrain.Fast【B1】______,slowlocaltrainswhichstopateverystation,【B2】______trainstakingbusinessmento
TheBritisharethemost【B1】______newspaperreadersintheworld.Therearemanymorningpapers,bothnationaland【B2】______.T
Scientistssaytheyhave【B1】______evidencethatjoggingisgoodforpeople.ThislatestEuropeanresearch【B2】______headline-maki
Hewasappointeddirectorofthisdepartment,____________(考虑到他的工作努力)andcheerfulcharacter.
随机试题
分析货币购买力的变化,通常是用货币购买力指数表示,货币购买力指数是反映货币购买力的()。
Thenewspapersreportedyesterdayseveral______ontheboundariesofthesetwocountries.
A.杨继洲B.陈会C.徐风D.高武E.汪机
污泥的处置方法主要有()。
张某因工作调动于2010年8月将一套80m2的唯一家庭住房出售,售价100万元。该述中,正确的有()。
依据《义务教育音乐课程标准(2011年版)》的基本理念,分析下面课例并进行点评。【课题名称】走进拉丁美洲【教学目标】1.通过欣赏拉丁美洲音乐,亲身参与演奏等活动,有进一步了解拉丁美洲音乐的愿望。2.感受探戈、伦巴两种
立春过后,大地渐渐从沉睡中苏醒过来。冰雪融化,草木萌发,各种花_______开放。再过两个月,燕子_______归来。
证明:当x>0时,(x2一1)Inx≥(x一1)2.
人耳能听得到的音频信号的频率范围是20Hz~20kHz,包括语音、音乐和其他声音,其中语音频率范围通常为(14)。
A、Ithasastrongeconomicimpact.B、ItaffectstheUS’sforeignpolicy.C、Itreducescarbonconsumption.D、ItmaintainstheUS’
最新回复
(
0
)