Oncogenes are cancer-causing genes ________.
A.that are always in operation in a healthy person
B.which remain unharmful so long as they are not activated
C.that can be driven out of normal cells
D.which normal cells can’t turn off
试卷相关题目
- 1The author implies that by the year 2000, ________.
A.there will be a drastic rise in the five-year survival rate of skin-cancer patients
B.90 percent of the skin-cancer patients today will still be living
C.the survival statistics will be fairly even among patients with various cancers
D.there won’ t be a drastic increase of survival rate of all cancer patients
开始考试点击查看答案 - 2The example of Pasteur in the passage is used to ________.
A.predict that the secret of cancer will be disclosed in a decade
B.indicate that the prospects for curing cancer are bright
C.prove that cancer will be cured in fifty to sixty years
D.warn that there is still a long way to go before cancer can be conquered
开始考试点击查看答案 - 3From this passage we learn that the educational concern for exceptional children ________.
A.is now enjoying legal support
B.disagrees with the tradition of the country
C.was clearly stated by the country’s founders
D.will exert great influence over court decisions
开始考试点击查看答案 - 4This passage mainly deals with ________.
A.the differences of children in their learning capabilities
B.the definition of exceptional children in modern society
C.the special educational programs for exceptional children
D.the necessity of adapting education to exceptional children
开始考试点击查看答案 - 5The reason that the exceptional children receive so much concern in education is that ________.
A.they are expected to be leaders of the society
B.they might become a burden of the society
C.they should fully develop their potential
D.disabled children deserve special consideration
开始考试点击查看答案 - 6The word “dormant” in the third paragraph most probably means ________.
A.dead
B.ever-present
C.inactive
D.potential
开始考试点击查看答案 - 7What does the author probably mean by “untaught mind” in the first paragraph、
A.A person ignorant of the hard work involved in experimentation.
B.A citizen of a society that restricts personal creativity.
C.A person who has had no education.
D.An individual who often comes up with new ideas by accident.
开始考试点击查看答案 - 8According to the author, what distinguishes innovators from non-innovators、
A.The variety of ideas they have.
B.The intelligence they possess.
C.The way they deal with problems.
D.The way they present their findings.
开始考试点击查看答案 - 9The author quotes Rudolph Flesch in Paragraph 3 because ________.
A.Rudolph Flesch is the best-known expert in the study of human creativity
B.the quotation strengthens the assertion that creative individuals look for new ways of doing things
C.the reader is familiar with Rudolph Flesch’s point of view
D.the quotation adds a new idea to the information previously presented
开始考试点击查看答案 - 10The phrase “march to a different drummer” (the last line of the passage) suggests that highly creative individuals are ________.
A.diligent in pursuing their goals
B.reluctant to follow common ways of doing things
C.devoted to the progress of society
D.concerned about the advance of society
开始考试点击查看答案
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