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
41
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] 【S4】
选项
答案
E
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3444135.html
相关试题推荐
Forthefirsttimeinhistory,evolutionhastakenabackseat.Thereisanongoi
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
随机试题
Citizensoftheworld’swealthiestcountriesmaylivelongerthanpreviouslyp
Whenyouarelookingforwork,youmayoccasionallyfeelrejected.Butbearinm
Accordingtothepassage,staticelectricitycanbecausedby______.[br]Ahig
Nomaterwhat,the"content-should-be-free"crowdsays,copyrighttheftrobs
我国出版管理部门将出版物分为( )等类型。A.报纸、图书、期刊、缩微出版物、电
矿井的各级变电所、各电压等级的配电线路共同构成了矿井供电系统。矿井供电三大保护分
A.EB病毒 B.乙型肝炎病毒 C.HTLV病毒 D.人乳头瘤病毒(HPV
买断式回购的到期结算中,中国证券登记结算有限责任公司上海分公司需要做的工作有(
共用题干 20××年5月20日,C储户存入甲银行活期储蓄存款20000元,在同
经发包人同意后,承包人可以将部分工程的施工分包给分包人完成。该条款所依据的法律基
最新回复
(
0
)