首页
登录
职称英语
Since there is such an abundance of food in the sea, it is understandable th
Since there is such an abundance of food in the sea, it is understandable th
游客
2023-07-24
60
管理
问题
Since there is such an abundance of food in the sea, it is understandable that some of the efficient, highly adaptable, warm-blooded mammals that【C1】______on land should have returned to the sea. Those that【C2】______have flourished. Within about 50 million years--【C3】______time at all, geologically speaking--one of the four kinds of mammals that has【C4】______to a marine environment has developed into the largest of all animal【C5】______, the whale. A second kind, the seal, has produced what is probably the greatest population of large carnivorous mammals on Earth.
This suggests that these "top dogs" of the ocean are【C6】______and multiplying.【C7】______, such has not been the case, at ieast not for the last 150 years. Trouble has closed in【C8】______these mammals in the form of equally warm-blooded and even more【C9】______adaptable predators, humans. At sea,【C10】______on land, humans have now【C11】______themselves on the top of the whole great pyramid of life, and【C12】______have caused serious problems for the mammals of the sea, There is a simple【C13】______for this.
【C14】______mammals have the misfortune to be swimming aggregates of【C15】______that humans want: fur, oil and meat. Even so, they might not be so【C16】______to human depredation if they did not, like humans,【C17】______so slowly.
Every year humans【C18】______more than 50 million tons of fish from the oceans without critically depleting the population of any【C19】______. But the slowbreeding mammals of the sea have been all but wiped out by humans【C20】______satisfy their wants and whims. [br] 【C8】
选项
A、to
B、from
C、on
D、at
答案
C
解析
固定搭配题。此处意在表达“威胁日益迫近”。close in on固定搭配,意为“迫近”,故选C。to, from,at无法表达此意,可排除。
转载请注明原文地址:https://tihaiku.com/zcyy/2865889.html
相关试题推荐
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
Sincethereissuchanabundanceoffoodinthesea,itisunderstandableth
随机试题
Foryears,scientistshavebeenstudyinghowmusicaffectsthebrainandits
《深化党和国家机构改革方案》第五十二条中提出,将旅游市场执法职责和队伍整合划入(
下列关于涵洞的说法正确的是()。A.涵洞的类型按照其洞身形状可分为圆管涵、盖板
加入掺合料的目的是为了节约水泥、改善混凝土性能、调节混凝土强度等级。
导游人员与旅游团的游客之间通常互不熟悉,仅仅是通过短期的旅游活动才相互有了接触,
可用于抗铜绿假单胞菌的药物是A:链霉素 B:庆大霉素 C:卡那霉素B D:
消附技术人员对某工业区进行消防安全检查.下列仅设置一个安全出口的生产场所中,符合
患者,女性,56岁。洗澡时无意发现一颈部肿物来就诊,诉曾有过腹泻,心慌,抽搐等症
暗配电线管路垂直铺设中,导线截面为120-240mm2时,装设接线盒或拉线盒的
决定细胞外液渗透压的主要因素是A.白蛋白 B.球蛋白 C.Na D.K
最新回复
(
0
)