首页
登录
职称英语
There are about 105 males born for every 100 females, but this【B1】______ dro
There are about 105 males born for every 100 females, but this【B1】______ dro
游客
2023-09-10
49
管理
问题
There are about 105 males born for every 100 females, but this【B1】______ drops to near balance at the age of maturity, and among 70-year olds there are twice as many women as men. But the great universal of male【B2】______ is being changed. Now, boy babies【B3】______ almost as well as girls do. Fifty years ago, the chance of a baby(particularly a boy baby)surviving depended on its weight. A kilogram too light or too heavy【B4】______ almost certain death. Today it makes almost no【B5】______ . Since much of the variation is due to genes, one more agent of evolution has gone.
There is another way to【B6】______ evolutionary suicide: stay alive, but have fewer children. Few people are as【B7】______ as in the past. Nowadays the number of births, like the age of death, has become 【B8】______ .Again,【B9】______ .
For us, this means that evolution is over; the biological Utopia has arrived. Strangely, it has involved little physical change. No other species fills so many places in nature.【B10】______ . We did not evolve, because machines and society did it for us. Darwin had a phrase to describe those ignorant of evolution: they "look at an organic being as a savage looks at a ship, as at something wholly beyond his Comprehension." No doubt we will re- member a 20th century way of life beyond comprehension for its ugliness.【B11】______ . [br] 【B5】
选项
答案
difference
解析
本句的时态为一般现在时,故应与前面Now,boy babies…所讲述的情况相对应。as well as girls do 暗示空中很可能填入difference,因为It makes no difference意为“没有差别”。
转载请注明原文地址:https://tihaiku.com/zcyy/3000563.html
相关试题推荐
Thereareabout105malesbornforevery100females,butthis【B1】______dro
Thereareabout105malesbornforevery100females,butthis【B1】______dro
Thereareabout105malesbornforevery100females,butthis【B1】______dro
Thereareabout105malesbornforevery100females,butthis【B1】______dro
Thereareabout105malesbornforevery100females,butthis【B1】______dro
Thereareabout105malesbornforevery100females,butthis【B1】______dr
Thereareabout105malesbornforevery100females,butthis【B1】______dr
Thereareabout105malesbornforevery100females,butthis【B1】______dr
Thereareabout105malesbornforevery100females,butthis【B1】______dr
Thereareabout105malesbornforevery100females,butthis【B1】______dr
随机试题
OnthemorningofSeptember11th,IboardedthetrainfromWashingtonHeight
OnAprilthe18th,1960,itwasafewminutesafter5o’clockinthemornin
Bynowyouknowthat【C1】______yourmoney’sworthisnotjustamatteroflu
Americans’circleofcloseconfidantshasshrunkdramaticallyinthepasttw
信息系统是一个复杂的人机系统,系统内外环境以及各种人为的、机器的因素都在不断地变
事业单位工资分配应当结合不同行业事业单位特点,体现岗位职责、工作业绩、实际贡献等
原发性肺动脉高压最不易引起:A.左心力衰竭 B.右心力衰竭 C.晕厥
下列有利于蛀虫生长繁殖的营养物质是A.淀粉 B.糖类 C.脂肪 D.蛋白质
职业生涯管理是组织进行培训与开发的重要内容,()不属于评估其效果的标准。
在对内部控制审计时,下列有关重要账户、列报及其相关认定的说法中,正确的有()。
最新回复
(
0
)