首页
登录
职称英语
Next fall, when you see geese heading south for the winter, flying along in
Next fall, when you see geese heading south for the winter, flying along in
游客
2023-12-26
5
管理
问题
Next fall, when you see geese heading south for the winter, flying along in "V" formation, you might consider what science has discovered as to why they fly that way. As each bird flaps its wings, it creates an up-lift for the bird immediately following. By flying in "V" formation, the whole flock adds at least 71 percent greater flying【C1】______ than if each bird flew on its own. People who share a common direction and 【C2】______ of community can get 【C3】______ they are going more quickly and easily, because they are traveling【C4】______ the thrust of one another. When a goose falls out of【C5】______, it suddenly feels the drag and resistance【C6】______ trying to go it alone and quickly gets back into the formation to take【C7】______ of the lifting power of the bird【C8】______ front. If we have as much sense as a goose, we will【C9】______ in formation with those people who are 【C10】______ the same way we are. When the head goose gets tired, it【C11】______ back in the wing and another goose flies to the【C12】______. It is【C13】______ to take turns doing demanding jobs, whether with people or with geese 【C14】______ south. Geese honk from behind to encourage those【C15】______ front to keep up their speed. Finally, and this is important, when a goose gets sick or is【C16】______ by gunshot, and falls out of formation, two other geese fall【C17】______ with that goose and follow it down to【C18】______ help and protection. They stay with the fallen goose until it is able to fly or 【C19】______; and only then do they launch out on their own, or with another formation to catch up with their group. If we have the sense of a goose, we will stand by each other【C20】______ that. [br] 【C4】
选项
A、at
B、in
C、on
D、for
答案
C
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3308057.html
相关试题推荐
TheWrightbrotherscontinuedtheirflyinginFranceand______allwhosawthem
Manyplantsliedormantthroughoutthewholewinter.A、temporallyinactiveB、slee
Manyplantshedormantthroughoutthewholewinter.A、temporallyinactiveB、sleep
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
Nextfall,whenyouseegeeseheadingsouthforthewinter,flyingalongin
随机试题
Passage1[br][originaltext]Theartsinspirethecreativityofapeople.W
WherewasAdamborn?[br][originaltext]W:Adam,asyouknow,thisjobisbased
中外合资旅行社不可设立分支机构。()
某小型系统集成项目,甲乙双方只订立了口头合同。工程完工后,因甲方拖欠乙方工程款而
心跳骤停,最迅速、最重要的抢救措施是?A.口对口人工呼吸 B.、拖起下颌
《普通高中生物课程标准(实验)》中关于“减数分裂”的要求是“阐明细胞的减数分裂并
下列为肺下界叩诊的正确叙述,但哪一项应除外A.两侧肺下界大致相同 B.平静呼吸
该公文在内容和格式上存在一些问题,下列修改恰当的是:() A.“国发(20
某男,56岁。感冒数日,症见寒热往来、胸胁苦满、食欲不振、心烦喜呕、口苦咽干。中
胆固醇结石形成的主要原因A、慢性胆道感染 B、胆汁中胆固醇浓度增加 C、胆道
最新回复
(
0
)