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
In September, in Britain, you may see a lot of birds【C1】______on roofs and telegraph wires. These birds are swallows. They are【C
In September, in Britain, you may see a lot of birds【C1】______on roofs and telegraph wires. These birds are swallows. They are【C
admin
2016-07-17
25
问题
In September, in Britain, you may see a lot of birds【C1】______on roofs and telegraph wires. These birds are swallows. They are【C2】______together because, very soon, they will be flying【C3】______to much warmer lands, where they will find【C4】______small flying insects on which they【C5】______There are no such insects【C6】______in Britain during the winter, as it is【C7】______cold for them.
The swallows settle, fly off, swoop, and【C8】______again. This they do many times, for they are making short【C9】______flights in order to be fit for the long journey【C10】______them.
【C11】______of these migrating birds leave Britain in the autumn. They fly【C12】______for hundreds of miles【C13】______they reach the warm lands of Africa. But not all the birds get there, for many of them perish in the stormy weather they meet with【C14】______
In the spring of the following year they【C15】______the long and tiring journey back to Britain. They return to the identical barn or tree in the【C16】______district which they had left the 【C17】______autumn. How do these birds find their【C18】______there and back over such vast distances? Nobody knows exactly【C19】______, but it has something to do【C20】______winds and air currents.
【C9】
选项
A、practical
B、practicing
C、practice
D、practised
答案
B
解析
本题考查动词的辨析。practical意为“实践的,实际的”;practicing是现在分词;practice是名词;practised是过去分词。句意为:它们这样飞来飞去好多次,是因为它们在做较短的飞行训练以便适应它们面临的长途旅行。
转载请注明原文地址:https://kaotiyun.com/show/jZud777K
本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
0
公共英语二级笔试
公共英语(PETS)
相关试题推荐
PepysandhiswifeJanehadaskedsomefriendstodinneronSunday,September2nd,1666.TheywereupverylateontheSaturdaye
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
Manyvisitors(36)BritainarenotfondofEnglishfood.Theyareoftenheard(37),"Englishfoodisnotgood,Englishcoo
随机试题
在对火灾警报装置功能测试时,触发不同报警区域内两只独立的火灾探测器或一只火灾探测器与一只手动火灾报警按钮,或手动操作火灾报警控制器发出火灾报警信号,启动火灾警报装置。()
泰罗认为,科学管理的中心问题是()
下列甲状腺功能亢进症的治疗方法中,粒细胞减少多见于
我国《担保法解释》最新确立的担保类型是( )。
关于非法持有毒品罪,下列哪一选项是正确的?(2011年卷二第18题)
在35kV架空电力线路设计中,最低气温工况,应按下列哪种情况计算?()
三级处理是在一级处理、二级处理之后,进一步处理()。
CAD是计算机的主要应用领域,它的含义是()。
公安民警违法行使职权,侵犯公民人身自由的赔偿计算标准,每日赔偿金按照国家上年度职工()计算。
设f(x)连续可导,g(x)连续,且=0,又f’(x)=—2x2+∫0xg(x一t)dt,则().
最新回复
(
0
)