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
To call something "marginal" means it is not very good. Farmers have their own way to【S1】______marginal land: It is the last to
To call something "marginal" means it is not very good. Farmers have their own way to【S1】______marginal land: It is the last to
admin
2013-02-24
31
问题
To call something "marginal" means it is not very good. Farmers have their own way to【S1】______marginal land: It is the last to be planted under good conditions, and has the【S2】______to be avoided under poor conditions. Low【S3】______soil is not the only reason land could be considered marginal. It might be in an area where rainfall is【S4】______or where a hillside might rise too steeply(陡峭地).
There are uses for marginal land, however. Most often it is used as grassland. Grasses provide excellent【S5】______for grazing(吃草)animals like cattle, sheep and goats. Grass seed can be bought from a foreign supplier or【S6】______grasses can be used. However, using marginal land for grazing is not a simple issue. There is a【S7】______of overgrazing. Cattle can damage the crops by eating down to the roots. Also, the weight of the animals crushes the soil and can make it too hard for growing. A(n)【S8】______way to reduce the harm is to move animals from one field to another. This method is known as rotational grazing(循环放牧)which is extremely important for marginal land.
Another use for marginal land is for tree crops. Studies have【S9】______that the white pine and loblolly pine(火炬松)are two kinds of trees that grow well on such land. They grow fast and provide good quality wood. Another tree is the poplar(白杨), found in many parts of the world.
Failure to take the care needed to protect marginal lands can make a bad situation worse. But good planning can【S10】______a marginal resource into a highly productive one.
A)feed I)discouraging
B)priority J)quality
C)transplant K)native
D)effective L)revealed
E)limited M)prejudice
F)define N)hazard
G)adequate O)recovered
H)transform
【S7】
选项
答案
N
解析
此处需要填入一个名词或动名词,可选范围缩小到C、I、M和N,根据下文cattle对marginal land的破坏可确定正确答案为N。
转载请注明原文地址:https://kaotiyun.com/show/AJu7777K
0
大学英语四级
相关试题推荐
Theprospectsforwomenwhoarescientistsandengineersatmajorresearchuniversitieshaveimproved,althoughwomencontinuet
A、Findahotelnearbyagaininafewdays.B、Accommodatehisparentsinhisdormitory.C、Askhisparentsnottocomeuntilhefi
A、Farmers.B、Citypeople.C、Businesspeople.D、Students.A选项表明,本题与某一行业的人群有关。由女士提到的Itwasreallypopularamongfarmers可知,农民很喜欢这样
Morethanthree-quartersofthechildrenweinterviewedsaidthey’resometimesafraidtobehomealone.Ifyoudecideyourchild
Mozart’sworksalwaysattractlargeaudiences,______(无论演奏多少次)
Becausesomanypeopleintheirteensandearly20sareincreasinglysocializing—accessibletoeachothereveryminuteoftheda
A、Finishwritingasalesreportfortheboss.B、Solvethecomplaintfromaclient.C、Getreadyfortheworknextmorning.D、Chec
A、Pullthemoutbyhands.B、Throwthesinkingfishaway.C、Pourmorewaterintothecontainer.D、Addmoresalttothewater.D推理
A、Tuesdaymorning.B、Sunday.C、Wednesdayafternoon.D、Mondaymorning.D细节题。浏览选项可知,选项均为时间,听音时要注意辨认时间细节。对话中女士说她们每月组织六次旅行,threedur
MaryShelleywasborninLondonin1797,thedaughterofWilliamGodwinandMaryWollstonecraft,tworadicalwriters.Hermother
随机试题
驾驶机动车在这个路口允许掉头。
Word办公软件具有图、表混排功能。()
Openupmostfashionmagazinesandyouwillseeincrediblythinmodelswithimpossiblehairandwearingunreasonablyexpensive,
A、病原体被清除B、病原携带状态C、隐性感染D、潜伏性感染E、显性感染人体与病原体处于相持状态,不出现临床症状,不排出病原体,称为
目前国内外对国际工程投标报价的组成有着不同的划分,主要的两种方法取决于某项费用是否单列,这项费用是()。
中国的银行业目前实施混业经营。()
万达公司为了提升公司的业绩,通过对外招聘的方式,招聘了一名新的公司经理。这名经理在公司招聘的笔试中表现非常优异。公司对他寄予了厚望。这名经理培养了两个得力助手,非常优待他们,但是对其他员工要求非常的严格,而且不喜欢采纳员工的意见。因而和下级相处的并不好。一
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:若对图中质粒进行改造,插入的SmaⅠ酶切位点越多,质粒的热稳定性越______。
根据所给资料,回答问题。2012年上半年,江西省十大战略性新兴产业(以下简称“十大新兴产业”)完成投资1112.52亿元,比去年同期增长24.0%,占全省固定资产投资(计划投资500万元及以上项目固定资产投资,下同)的23.5%。201
TASKONE-DEPARTMENTForquestions13-17,matchtheextractswiththedepartments,listedA-H.Foreachextract,choosethed
最新回复
(
0
)