首页
登录
职称英语
Today, most countries in the world have canals. Many countries have built ca
Today, most countries in the world have canals. Many countries have built ca
游客
2023-07-28
24
管理
问题
Today, most countries in the world have canals. Many countries have built canals near the coast, and parallel【C1】______the coast. Even in the twentieth century, goods can be moved more cheaply by boat than by any other【C2】______of transport. These waterways make【C3】______possible for boats to travel【C4】______ports along the coast without being【C5】______to the dangers of the open. Some canals, such as the Suez and the Panama, save ships weeks of time by making their【C6】______a thousand miles shorter. Other canals permit boats to reach cities that are not【C7】______on the coast, still other canals【C8】______water from rivers or lakes to help【C9】______fields where there is not enough water, and【C10】______water power for factories and mills.
The size of a canal【C11】______on the kind of boats going through it. The canal must be wide enough to .permit two of the largest boats using it to【C12】______each other easily. It must be deep enough to leave about two feet of water【C13】______the keel (龙骨) of the largest boat using the canal. When the planet Mars was first【C14】______through a telescope, people saw that the round disk of the planet was criss-crossed by a【C15】______of strange blue green lines. These were called "canals"【C16】______they looked the same as canals on earth【C17】______are viewed from an airplane. However, scientists are now【C18】______that the Martian phenomena are really not canals. The photographs【C19】______from spaceships have helped us to【C20】______the troth about the Martian "canals". [br] 【C4】
选项
A、among
B、between
C、in
D、to
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2875349.html
相关试题推荐
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Inmanycountries,itisnot【B1】______forfamiliesofdifferent【B2】______t
Mostpeoplethinkcancerisadiseaseofrichwesterncountries.Nolongeri
Mostpeoplethinkcancerisadiseaseofrichwesterncountries.Nolongeri
Mostpeoplethinkcancerisadiseaseofrichwesterncountries.Nolongeri
[originaltext]Oneofthebiggestproblemsindevelopingcountriesishunger
随机试题
Whohastakenstepstoresolvetheconflict?[originaltext]U.N.SecurityCoun
()在竣工验收后()个月内,应当向城市规划行政主管部门报送竣工资料。A.
下列关于集体土地所有权和使用权设定登记的权属审核的表述中,正确的是( )。A.
活化蛋白C的主要作用不包括A.增强AT与凝血酶的结合 B.灭活FⅤa和FⅧa
内蒙古赤峰市白音敖包生长的沙地云杉林,被林学界称为( )。A.“生物基因库”
A.干扰性房室分离 B.二度Ⅰ型房室传导阻滞 C.二度Ⅱ型房室传导阻滞 D
货币市场工具不具有的特点是()。A.期限在1年以内(含1年) B.流动性高
判断公共需要满足程度与私人个别需要满足程度最佳结合点的主要指标是()。A.财政
物业项目的出入管理,要结合物业的类型和档次,制订相应的方案,实现()等出入的有
适应障碍在发病时间上的特点是( )。A.通常在遭受生活事件后的1个月内起病
最新回复
(
0
)