首页
登录
职称英语
Human sympathy【C1】______ whales is only natural of all the creatures in the
Human sympathy【C1】______ whales is only natural of all the creatures in the
游客
2023-09-08
46
管理
问题
Human sympathy【C1】______ whales is only natural of all the creatures in the sea.【C2】______ are closer relatives to us than these warm-blooded mammals. And how they got into the sea is one of the most fascinating stories of【C3】______ Most authorities believe that 60 million years ago ancestors of modern whales were four-legged, wolf-size animals living on the sea shores,【C4】______ an abundance of fish and shrimp tempted them to try wading.【C5】______ 10 to 15 million years, their bodies grew, forelegs shrank into flippers used for balance and steering and hind legs disappeared. As a result of some amazing transformations, they are now helpless on land. If stranded on a beach, they can barely breathe.
With abundant【C6】______ of food, whales grew into the largest creatures that lived,【C7】______ larger than dinosaurs. A blue whale can grow to 100 feet. Its tongue is ten feet thick and heavier than an elephant. Some arteries are big enough for a child to swim【C8】______ . The half-ton heart has walls two feet thick and pumps eight tons of blood.【C9】______ its size comes awesome strength. A blue whale swimming【C10】______ 15 knots generates 1 000 horsepower.【C11】______ their size, these giants move at a good speed. An 18-ton whale can even【C12】______ 12 m. p. h., over short distances. A whale can【C13】______ to 9 000 pounds of food a day. The world’s biggest creature【C14】______ itself almost entirely on shrimp--like krill smaller than a person’s thumb.
Maternal instincts are also【C15】______ . Because a calf is born underwater, the mother must get it to the surface before it【C16】______ Often another whale will help. The mother pushes it gently【C17】______ the baby is confident with its swimming--usually after about 30 minutes. If the calf is【C18】______ , she may support it on her back until it gradually rots away. Like all mammals, whale babies【C19】______ mother’s milk. And the milk is more than 30-percent fat, over 10-percent protein, and the babies grow extremely fast. A blue whale calf lengthens【C20】 two inches a day and gains an average seven pounds per hour. [br] 【C10】
选项
A、in
B、with
C、on
D、at
答案
D
解析
固定搭配 。本题考查“以……的速度”的表达,应该为at the speed of...,句中省略了the speed of,后面直接接了15 knots(15里/小时)。所以选择介词of。
转载请注明原文地址:https://tihaiku.com/zcyy/2997249.html
相关试题推荐
Silenceisunnaturaltoman.Hebeginslifewithacryandendsitinstill
Silenceisunnaturaltoman.Hebeginslifewithacryandendsitinstill
Silenceisunnaturaltoman.Hebeginslifewithacryandendsitinstill
Forme,scientificknowledgeisdividedintomathematicalsciences,natural
Forme,scientificknowledgeisdividedintomathematicalsciences,natural
Forme,scientificknowledgeisdividedintomathematicalsciences,natural
[originaltext]Naturaldisastersaffectpeopleatalllevels.Theexperience
[originaltext]Naturaldisastersaffectpeopleatalllevels.Theexperience
[originaltext]Naturaldisastersaffectpeopleatalllevels.Theexperience
Maypeoplelikethegiganticwhales.Humansympathy【C1】______whalesisonl
随机试题
Theowneroftheautoplantrefusedtoraisetheworkers’wages,sayingthatit
Formanyemployees,theheavyburdenofworkmeansholidayslastseveraldaysar
Theteacher,ratherthanthestudents,isresponsibleforthismatter.A、这位老师和学生们
产量(X,台)与单位产品成本(Y,元/台)之间的回归方程为Y=365-2X,这说
测量不确定度与具体测量得到的数值大小有关。()
( )亦称严格、偏紧误差,即评定结果是正偏态分布,也就是大多数员工被评为不合格
关于价格趋势的方向,说法正确的是()。A.下降趋势是由一系列相继下降的波峰和
()是国际上最主要的直接投资方式。A.企业兼并 B.股票上市 C.融资 D
广义环境管理的核心是( )。A.监督和服务 B.监督和决策 C.协调和综合决
(2018年真题)根据《关于水利工程建设项目代建制管理的指导意见》(水建管【20
最新回复
(
0
)