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
4
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] 【S2】
选项
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3444133.html
相关试题推荐
Inhistorythereweremanywell-knownpeople______.(经历过失败)whounderwent/suffe
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
DiscoverybyAccidentInthelonghistoryofman’si
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
[originaltext]Millionsofwordshavebeenwrittenaboutyoungpeopleinthe
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
随机试题
Youshouldspendabout20minutesonQuestions27-40,whicharebasedonReading
人力资源的实质是( )。A.具有劳动能力的人口的总称 B.人所具有的脑力和体
对外阴白化病表述不正确的是A、全身性遗传性疾病 B、患者多无不适 C、不
C解析元素组成凌乱,特殊考点。本题考查封闭区间的连接方式,观察题干中的封闭区间全都是以点相连接,A、D选项中图形存在着线向连,B选项中为相离,所以选C。故
最常引起胃脘痛的外邪是A.寒 B.风 C.燥 D.湿 E.火
分专业脱产培训的特点包括()。A.具有定期轮训的特性 B.强调标准化规范
只有坚持马克思主义哲学中国化,才能构建具有继承性、民族性的中国特色哲学学术体系。
应当按照规定报告所发现药品不良反应的主体是A.中药生产基地、药品研发机构、疾控中
某公司轿车喷涂车间的涂料中含有苯和甲苯。下列安全技术措施中,防止苯和甲苯爆炸事故
下列义务中,属于建设工程监理企业安全生产管理主要义务的是()。A.安全技术
最新回复
(
0
)