15.Under ethical guidelines recently adopted by the NationalInstitutes of Health, human genes are to be manipulated only to correctdiseases for which ____ treatments are unsatisfactory.
(A) similar
(B) most
(C) dangerous
(D) uncommon
(E) alternative
16.The significance of the Magna Carta lies not in its ____ provisions, but in its broader impact: it made the king subject to the law.
(A) specific
(B) revolutionary
(C) implicit
(D) controversial
(E) finite
17.Because many of the minerals found on the ocean floor are still ____ on land, where mining is relatively inexpensive, mining the ocean floor has yet to become a ____ enterprise.
(A) scarce. . common
(B) accessible.. marginal
(C) unidentified.. subsidized
(D) conserved . . public
(E) plentiful.. profitable
18.Although the passage of years has softened the initially hostile reaction to his poetry, even now only a few independent observers ____ his works.
(A) praise
(B) revile
(C) scrutinize
(D) criticize
(E) neglect
19.Once a duckling has identified a parent, the instinctive bond becomes a powerful ____ for additional learning since, by ____ the parent, the duckling can acquire further information that is not genetically transmitted.
(A) impulse.. surpassing
(B) referent.. recognizing
(C) force.. acknowledging
(D) inspiration.. emulating
(E) channel.. mimicking
GRE，全稱Graduate Record Examination，中文名稱為美國研究生入學(xué)考試，適用于除法律與商業(yè)外的各專業(yè)。由美國教育考試服務(wù)處(Educational Testing Service，簡稱ETS)主辦，GRE是美國、加拿大的大學(xué)各類研究生院（除管理類學(xué)院，法學(xué)院）要求申請者所必須具備的一個考試成績，也是教授對申請者是否授予獎學(xué)金所依據(jù)的最重要的標(biāo)準(zhǔn)。 另有，Generic Routing Encapsulation（通用路由封裝）也簡稱GRE。
感謝您閱讀《沈輝主講(三) 》一文，出國留學(xué)網(wǎng)(liuxue86.com)編輯部希望本文能幫助到您。
(A) similar
(B) most
(C) dangerous
(D) uncommon
(E) alternative
16.The significance of the Magna Carta lies not in its ____ provisions, but in its broader impact: it made the king subject to the law.
(A) specific
(B) revolutionary
(C) implicit
(D) controversial
(E) finite
17.Because many of the minerals found on the ocean floor are still ____ on land, where mining is relatively inexpensive, mining the ocean floor has yet to become a ____ enterprise.
(A) scarce. . common
(B) accessible.. marginal
(C) unidentified.. subsidized
(D) conserved . . public
(E) plentiful.. profitable
18.Although the passage of years has softened the initially hostile reaction to his poetry, even now only a few independent observers ____ his works.
(A) praise
(B) revile
(C) scrutinize
(D) criticize
(E) neglect
19.Once a duckling has identified a parent, the instinctive bond becomes a powerful ____ for additional learning since, by ____ the parent, the duckling can acquire further information that is not genetically transmitted.
(A) impulse.. surpassing
(B) referent.. recognizing
(C) force.. acknowledging
(D) inspiration.. emulating
(E) channel.. mimicking
GRE，全稱Graduate Record Examination，中文名稱為美國研究生入學(xué)考試，適用于除法律與商業(yè)外的各專業(yè)。由美國教育考試服務(wù)處(Educational Testing Service，簡稱ETS)主辦，GRE是美國、加拿大的大學(xué)各類研究生院（除管理類學(xué)院，法學(xué)院）要求申請者所必須具備的一個考試成績，也是教授對申請者是否授予獎學(xué)金所依據(jù)的最重要的標(biāo)準(zhǔn)。 另有，Generic Routing Encapsulation（通用路由封裝）也簡稱GRE。
感謝您閱讀《沈輝主講(三) 》一文，出國留學(xué)網(wǎng)(liuxue86.com)編輯部希望本文能幫助到您。