专业科目
单选题According to Mark Thomas, we can infer that _____.A in Europe, people with longevity must not be lactase persistence.B a genetic mutation on lactase persistence changed people’s life.C the European people benefit from genetic change.D the Europeans hav
题目
in Europe, people with longevity must not be lactase persistence.
a genetic mutation on lactase persistence changed people’s life.
the European people benefit from genetic change.
the Europeans have superior survival advantage to other human races.
相似问题和答案
第1题：
From the conversation we can infer that the potential buyer would probably place a big order if the seller offer of at least 10 percent.
3. a reduction
第2题：
We can infer from the passage that____________．
A．abstract thinking does not come from physical experiences
B．feelings of warmth and coldness are studied worldwide
C．physical temperature affects how we see others
D．capable person are often cold to others
由“‘We are grounded in our physical experiences even when we think abstrictly,’says Bargh．”可知答案为C。
第3题：
We can infer from the last paragraph that the e-nose_____.
A. is unable to tell the smell of flowers
B. is not yet used in greenhouses
C. is designed by scientists at Purdue
D. is helpful in killing harmful insects
第4题：
From the passage we can () that this disease can be cured.
A、insult
B、inspire
C、refuse
D、infer
第5题：
We can infer from this passage that______.
A. people cannot sent visible information until 19th century
B. we cannot communicate without sound
C. the ways of communication are similar in different countries
D. in ancient time, enough people is necessary to send messages over distance
55．答案为D 通过阅读前三段可知古代的信息需要足够的人手来依次传递才有可能传送到很远的距离。
第6题：
From paragraph 4 we can infer that _______ .
A the increasing concentration is certain to hurt consumers
B WorldCom serves as a good example of both benefits and costs
C the costs of the gobalization process are enormous
D the Standard Oil trust might have threatened competition
第7题：
We can infer that the plumbing ______ at that time.
A. cost little
B. was more expensive than a water system
C. was too expensive for every family to afford
D. was not necessary
55．答案为C。根据第三段第二句，But that depended on whether there was a water system where they lived and on whether they could afford the plumbing。
第8题：
A.which is the Mark 2 project.
B.when we look at this question.
C.that values his new ideas.
D.that the process can be made simpler.
第9题：
From the passage, we can infer that "popular" words are ______.
A. essential to daily life
B. not regular in usage
C. convenient to use
D. not*standard enough to be used
答案为A。根据第一段中心大意，选项A符合题意。
第10题：
What can we infer from the passage?
A) Human can be totally replaced by machines in agriculture.
B) We cannot see mechanization in Africa,
C) As long as adaptations been made, mechanization will be used in agriculture in tropical area.
D) The number of farmers who run a farm in America is less then thai of the farmer who run a farm of under developed countries.
答案：D
[试题分析]事实推断题。
[详细解答]文章虽然指出机械化发展很快，但并未提及人类将在农业生产中完全被替代，所以A错误。文章说机械化在非洲和拉丁美洲的许多地方还未使用，但没有说那里完全没有机械农具，最后一段则指出在热带地区实行机械化的问题很复杂，需要仔细规划，所以B，C都很偏颇。只有D正确，这可以从第四段第二句得到验证。