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
2024-02-28
2
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] 【C19】
选项
A、held
B、taken
C、got
D、developed
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3491624.html
相关试题推荐
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
Today,mostcountriesintheworldhavecanals.Manycountrieshavebuiltcanals
随机试题
A—groceryJ—furnitureshopB—roastmeatshopK—electricalapplianceshopC—
TheBrooklynBridgehasacolourful,thoughsomewhatdangeroushistory.Co
根据国家法律规定,企业支付劳动者的工资不得低于()。A.市场工资水平 B.最
新建房屋租赁活动的经纪服务一般采用的形式是()。A:居间 B:包租转租 C
非居民企业在中国境内未设立机构、场所的,或者虽设立机构、场所但取得的所得与其所设
Thechangeinthatvillagewasmiraculou
对铁路运输发生“服务质量严重问题”、“服务质量重大问题”,涉及乱收费、乱加价、敲
《论灵魂》是历史上第一部论述各种心理现象的著作,它的作者是() A.柏拉图
发生脊髓半离断时健侧出现的感觉障碍是A.痛觉、温度觉和粗略触-压觉 B.本体感
当承包单位将承包的工程转包并造成铁路建设工程质量一般事故时,应对施工单位处以工程
最新回复
(
0
)