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
Campus Crime We often think of agriculture as planting seeds and harvesting crops. But many crops do not come from seeds. Ma
Campus Crime We often think of agriculture as planting seeds and harvesting crops. But many crops do not come from seeds. Ma
admin
2013-12-21
27
问题
Campus Crime
We often think of agriculture as planting seeds and harvesting crops. But many crops do not come from seeds. Many kinds of trees and plants are grown from【C1】______cut from existing trees and plants. This is called grafting(嫁接).
Farmers cut branches or young growths, called【C2】______, from one plant and place them on a related kind of plant. The branch or bud that is grafted is called a scion(接穗). The plant that【C3】______the graft is called the root stock. Over time, the【C4】______from the two plants grow together. The grafted plant begins to【C5】______the leaves and fruit of the scion, not the root stock.
A graft can be cut in several ways. A cleft graft(割接,劈接), for example, requires a scion with several buds on it. The bottom of the scion is cut in the【C6】______of the letter V. A place is cut in the root stock to accept the scion. The scion is then【C7】______placed into the cut on the root stock. Growth medium is put on the【C8】______to keep it wet and help the growth.
Grafting can join scions with【C9】_______ qualities to root stock that is strong and resists disease and insects. Some common fruit trees such as sweet cherries have to be grafted.
In an age of high-technology agriculture, grafting is a low-technology method that remains【C10】______important.
A)blossoms F)extremely K)grow
B)pieces G)buds L)desirable
C)composes H)agreeable M)produce
D)parts I)accepts N)shape
E)securely J)relatively O)joint
【C2】
选项
答案
G
解析
转载请注明原文地址:https://kaotiyun.com/show/wG17777K
0
大学英语六级
相关试题推荐
Reducingcaloriesby30percentappearstoslowtherateofaginginmonkeys,providingnewevidencethathumansmightlivelong
Reducingcaloriesby30percentappearstoslowtherateofaginginmonkeys,providingnewevidencethathumansmightlivelong
MyOpiniononCampusLectures1.大学校园里的讲座丰富多彩2.听讲座的益处3.我的看法
Tosaythatcheatsneverprosperistoelevatehopeoverexperience.Moderntechnology,intheformofminiaturecameras,smart
Tosaythatcheatsneverprosperistoelevatehopeoverexperience.Moderntechnology,intheformofminiaturecameras,smart
Tosaythatcheatsneverprosperistoelevatehopeoverexperience.Moderntechnology,intheformofminiaturecameras,smart
A、Speaktoherpreviousemployer.B、Getajobworkingoncampus.C、AttendCareerService’sworkshop.D、Getajobapplicationfro
ALettertotheUniversityPresidentaboutFirePreventiononCampus假设你是王南,请你就本校学生防火意识薄弱的问题给校长写一封信,提出问题并给予建议。
随机试题
Windows的“任务栏”中的“开始”菜单可用_____键激活。
食管癌患者发生吻合口瘘的原因包括()。
湿热壅滞,腹痛拒按,治宜
惊悸怔忡属饮邪上犯者,其最佳治疗方剂是
随着经济的发展,()已成为我国财产保险业务中最大的险种
目前,我国证券投资基金的会计核算应分别独立进行()。
AfewdaysagoIaskedmysons’govemess(女家庭教师)Juliatocomeintomystudy.“Beseated,Julia,”Isaid,“Lettlssettleouraccounts.I
试论物权法的基本原则。
据说在英国人那里也出现了英语【a】的问题,或者说,英语圈内也发生了非规范化向规范化的冲击。真是“吾道不孤”——人们多以为现代汉语非规范化现象太使人生气,原来“天下乌鸦一般黑”,这【b】的恶魔到处在横行霸道。这是英国伦敦一个被称为“保守的思想库”—
关于TCP和UDP端口,下列说法正确的是()。
最新回复
(
0
)