首页
登录
职称英语
In September, in Britain, you may see a lot of birds【C1】______on roofs and t
In September, in Britain, you may see a lot of birds【C1】______on roofs and t
游客
2025-07-22
15
管理
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. [br] 【C19】
选项
A、why
B、when
C、how
D、what
答案
C
解析
本题考查上下文句意的理解。根据上一句及本句句意:没有人确切知道它们是怎么找到的。
转载请注明原文地址:https://tihaiku.com/zcyy/4171585.html
相关试题推荐
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
InSeptember,inBritain,youmayseealotofbirds【C1】______onroofsandt
随机试题
You’vebeenworkingoutregularlyforquiteawhile,butyou’renowherenear
Michaelfailedtheexam.He______havespentsomuchtimeplayingcomputergame
Tasteissuchasubjectivematterthatwedon’tusuallyconductpreferencet
男性,27岁,福建人。初到南极科学考察工作站,其膳食以高蛋白质、高脂肪为主,主要
证券公司从事证券自营业务的,应建立健全自营业务内部报告制度。报告内容至少应包括(
热扰神明,或颅内压增高时的临床表现是()A.吐势徐缓,声音微弱,呕吐物清稀
投资者投资的资产品种很多,既买基金又买股票、国债,此时就应使用经过市场风险系数调
对站用直流电源系统进行例行巡视时,需要检查的内容有()(A)蓄电池(B)充
心理咨询师的( )对咨询关系的建立与维护有至关重要的影响。A.咨询理念 B.
某施工单位承建某建设工程项目,该项目建设工期很紧,为了保证工程建设的顺利进行,建
最新回复
(
0
)