首页
登录
职称英语
Over the history of the earth, millions of animal and plant species have dis
Over the history of the earth, millions of animal and plant species have dis
游客
2024-02-12
47
管理
问题
Over the history of the earth, millions of animal and plant species have disappeared. Most of these species disappeared, or became【S1】______, because of【S2】______causes such as climatic changes or a catastrophic event, like an asteroid hitting earth. What is different today is that most species that are in danger of becoming extinct are not endangered because of natural causes but because of【S3】______activity. Today, we will be looking at the reasons that many plants and animals are endangered and how these reasons, or causes, are related to human activity.
They single most important cause of endangered species today is the【S4】______and degradation of habitat (栖息地). Most animals and plants are【S5】______live and reproduce in a specific environment, habitat. They cannot【S6】______if they lose the specific habitat that they are adapted to live and reproduce in.
There are many ways that human activity destroys habitat. For example, forests, grasslands, and deserts, which provide habitat to many plants and animals, are【S7】______in order to develop residential areas for people to live in and industrial area for people to work in. Land is also cleared to prepared it for farmers to grow crops on. Swamps and marshes, which provide habitat to many animal and plant species, are often【S8】______and filled in, also to provide land for development or agriculture.【S9】______rivers are sometimes dammed (筑坝) in order to provide people with electrical power. All of these human activities, such as clearing forests, grasslands, and deserts; draining (排水)swamps and marshes, and damming rivers【S10】______the destruction of habitats that many plants and animals need to live and reproduce in.
A) extinct B) natural C) survive D) anniversary
E) destruction F) human G) result in H) separated
I) cleared J) leave K) Finally L) correspondence
M) drained N) In addition O) adapted to [br] 【S7】
选项
答案
I
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3444138.html
相关试题推荐
Forthefirsttimeinhistory,evolutionhastakenabackseat.Thereisanongoi
Inhistorythereweremanywell-knownpeople______.(经历过失败)whounderwent/suffe
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
随机试题
Peoplecansitonit.[br]Peoplecancookthere.A
[originaltext]W:Well,Ithoughtyouwereworkingforalargebusinessmachineco
驾驶机动车碰撞建筑物、公共设施后可即行撤离现场。()
有一种考核方式是只注重测量员工实际完成工作目标的程度,也就是说只注重对结果的测量
2019年6月,某煤矿进行矿井瓦斯等级鉴定,测得矿井总回风量为10000m3/m
A.瓜蒌牛蒡汤 B.黄连解毒汤 C.仙方活命饮合黄连解毒汤 D.龙胆泻肝汤
关于人疱疹病毒下列说法正确的是A.EB和CMV属于α疱疹病毒亚科B.CMV抗原一
(2016年真题)()是指应银行要求,借款人在银行保持一定数量的活期存款和
在我国的分业监管体制中,社会监管主要是指()。A.金融机构的自我监管 B.银保
(2012年真题)下列管道补偿器中,热力管道中,属于自然补偿的有()。A.球形
最新回复
(
0
)