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
We all scream for water when thirsty, but do you know in very hot, dry weather, plants also make 【B1】______ sounds as if they a
We all scream for water when thirsty, but do you know in very hot, dry weather, plants also make 【B1】______ sounds as if they a
admin
2010-06-11
28
问题
We all scream for water when thirsty, but do you know in very hot, dry weather, plants also make 【B1】______ sounds as if they are crying out for help? You see, in a plant stem there are hundreds of water pipes that bring water and【B2】______ from the soil all the way up to the leaves. As the ground【B3】______ dry, it becomes harder and harder for the plants to do this. In【B4】______ draughts, plants have to fight to pull out any water【B5】______ . Scientist Robert Winter has found out that when it is really bad their water pipes snap(绷断) from the【B6】______ like rubber bands. When that happens, the whole plant vibrates(振动)a little. The snapping pipes make noises ten thousand times quieter than a 【B7】______ . Robert knows that healthy,【B8】______ plants are quiet.【B9】______ . How do the insects know which are healthy plants and which are not? Robert thinks that the insects may listen for the plants that cry and then they may buzz in to kill.【B10】______ .He attaches it to a quiet, healthy plant so that the plant sounds thirty.【B11】______ . They could build traps that imitate crying plants so when the insects buzz in to eat, they won’t buzz out.
【B8】
选项
答案
well-watered
解析
转载请注明原文地址:https://kaotiyun.com/show/BmKK777K
0
大学英语六级
相关试题推荐
A、Therewasalongintervalbetweencauseandeffect.B、Theweatherwasdifficultforustoforecast.C、Weatherforecastwasina
TheNationalTrustis______.Itisforbiddenthatvisitors______.
A、Theschoolsareovercrowded.B、Theclassroomsarenotbigenough.C、Therearetoomanyclasses.D、Theencouragementisnoten
A、80dollars.B、88dollars.C、96dollars.D、72dollars.BIncludingtax,howmuchistheman’sroom?四个选项均为金额,明显问题与价钱有关。女士说房间价钱为8
GriffithworkedforafirmthatspecializedineconomicdevelopmentinWashingtonD.C.becausesheneededmoneytopayforherd
Therooftopgardenproject______.WhichofthefollowingstatementsisTRUE?
A、Thepopulationsofsmalltownsincreasedrapidly.B、Artcriticsincitesbegantotakenoticeofregionalism.C、Someregionali
A、Thefollowingdaywillbefine.B、Fineweatherwillcontinue.C、Rainyweatherwillprobablycome.D、Therainwillstop.CWhat
A、Thebillbecomeslawimmediately.B、Thebillcan’tbecomelawunlessthewholeprocessbeginsagain.C、Lawmakersmustreviewt
Directions:Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1.Fo
随机试题
治疗缺铁性贫血的原则是
主要与胃溃疡发病有关的因素是主要与十二指肠溃疡发病有关的因素是
A.相须B.相使C.相反D.相畏E.相恶黄连配木香属于药物七情中的()
焊后热处理一般选用()处理。
适用性评定中的适用性问题包括()。
按照《劳动合同法》的有关规定,下列关于试用期的情况,错误的是()。
根据我国的刑法学说和司法实践,最有可能排除某种犯罪故意的认识错误是()。
爱因斯坦在评价居里夫人一生的时候说:“在像居里夫人这样一位崇高人物结束她的一生的时候,我们不要仅仅满足于回忆她的工作成果对人类已经做出的贡献。第一流人物对于时代和历史进程的意义,在其道德品质方面,也许比单纯的才智成就方面还要大。”这一评价坚持的标准是(
以下关于宏的叙述中正确的是()。
ResearchersinJapanhavediscoveredsomeeye-openingnewsaboutcoffee:Itmayhelp【S1】______themostcommontypeofliverca
最新回复
(
0
)