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
Pigeons have a natural instinct(天性) to go back home, even if they are very far away and the trip is hard or dangerous. Men use t
Pigeons have a natural instinct(天性) to go back home, even if they are very far away and the trip is hard or dangerous. Men use t
admin
2012-01-14
67
问题
Pigeons have a natural instinct(天性) to go back home, even if they are very far away and the trip is hard or dangerous. Men use this homing instinct to send messages(传言) on small pieces of paper which are fixed to the pigeons’ backs or legs. In war time, pigeons have been known to fly 75 miles an hour and to run 500 or 600 miles. These homing pigeons begin their training(训练) when they are about four weeks old. After a few weeks they begin flying and carrying messages. If everything goes well, they can work about four years.
Pigeons can be messengers (信使) for about ______.
选项
A、a few months
B、four weeks
C、four years
答案
C
解析
文中提到如果一切正常,鸽子们大概能工作四年。因此C为答案。
转载请注明原文地址:https://kaotiyun.com/show/sEMd777K
本试题收录于:
公共英语一级B题库公共英语(PETS)分类
0
公共英语一级B
公共英语(PETS)
相关试题推荐
Neverbefore______suchimpressive(给人印象深刻的)music.
Howmanypeoplewerekilledinthefire?
A、answerB、teachC、doD、thatC本句意为:一遍又一遍地要求老师必须做什么。故正确的答案为C。
Peopletodayexpecttobeexaminedwhentheyenteradoctor’soffice.Atleasttheyexpecttheirbloodpressureandtemperature
Ibecameinterestedinwritingatanearlyage.Sowhenmyfourth-gradeteachertoldmeabouta【C1】______writer’sconferencewh
Daniel:Goodmorning,madam.I’mDaniel.I’mapplyingforthepositionofmanager.Madam:Sitdown,please.【K1】______didyoulea
Youhaveheardtenwaystostayhealthy.WehopeyouwillremindtheseandfollowouradviceFirstexerciseeveryday.Second.ge
A、SaleswomanB、WaitressC、CookB此段对话中男士说:“小姐,我必须告诉你,食物好极了;而且我从来没有受到过如此周到的服务。”女方感谢他的夸奖并谢谢他的光顾。在此关键词是:food,service,因此这位女士应是饭店服务员,B
______hasapencil-box.IsitAnn’spencil-box?______.
随机试题
A.窦房结B.房室交界C.心室肌D.浦肯野纤维收缩力最强的部位是()
求函数u=f(x,y,z)=x+xy+yz在点(1,0,3)处沿方向角为α=60°,β=45°,γ=60°的方向导数.
Actingissuchanover-crowdedprofessionthattheonlyadvicethatshouldbegiventoayoungpersonthinkingofgoingonthes
A.生化丸B.产妇康颗粒C.宫血宁胶囊D.下乳涌泉散E.千金止带丸某患者,女,35岁,症见产后恶露不行,夹有血块,小腹冷痛等,医师诊断为产后受寒,寒凝血瘀所致,适宜治疗的成药是()。
在安全生产监督管理过程中,监督检查生产经营单位安全生产的组织管理、规章制度建设,职工教育培训以及各级安全生产责任制的落实等工作属于()。
在某工程网络计划中,已知工作M的总时差和自由时差分别为7天和5天,检查实际进度时发现该工作的持续时间延长了3天,说明此时工作M的实际进度()。
甲某擅自代替某建筑公司与某钢材供应商签订了一份钢材订货合同,该合同()。
亲亲麦子①麦子是一枝灿烂而实在的花朵,开在万里田畴之上,开在农民心坎上。②麦子的颗粒很美,有土壤般朴素柔和的质地和本色。一粒麦子是美丽的,一颗麦子是美丽的,一地麦子还是美丽的。麦子生命的每一个过程都是美丽的。麦子原本是一粒种子,浸润了阳
以下选项中不属于学前儿童科学教育环境的是()。
Oursocietyvaluesboysandtheirexperiencemorethanitvaluesgirls,andthisis【C1】______ intheeducationsystem.Buteduca
最新回复
(
0
)