下列植物中最高等的是( ) A.蓝藻 B.葫芦藓 C.肾蕨 D.玉米

题型:选择题

问题:

下列植物中最高等的是(  )

A.蓝藻

B.葫芦藓

C.肾蕨

D.玉米

考点:进化的历程种子植物的结构和功能
题型:选择题

进一步辅助检查应首选

A.颈椎CT

B.颈椎MRI

C.脊髓造影

D.诱发电位

E.上肢肌电图

题型:选择题

Since the first Earth Day in 1970,American have gotten a lot “greenter” toward the environment . “We didn’t know at that time there even was an environment,let alone that there was a problem with it,”says Bruce Anderson,president of Earth Day USA.

But what began as nothing important in public affairs has grown into a social movement .Business people,political leaders, university professors,and especially millions of grass-roots Americans are taking part in the movement. “The understanding has increased many ,many times,”says Gaylord Nelson,the fromer govermor from Wisconsin,who thought up the first According to US government reports , emissions (排放)from cars and trucks have dropped from 10.3 million tons a year to 5.5 tons .The number of cities producing CO beyond the standard has been reduced from 40 to 9 .Although serious problems still remain and need to be dealt with , the world is a safer and healthier place .A kind of “Green thinking ” has become part of practices .

Great improvement has been achieved .In 1988 there were only 600 recycling programs ,; today in 1995 there are about 6,600 .Advanced lights ,motors , and building designs have helped save a lot of energy and therefore prevented pollution .

Twenty –five years ago , there were hardly any education programs for environment .Today , it’s hard to find a public school , university , or law school that does not have such a kind of program .” Until we do that , nothing else will change! ” say Bruce Anderson .

小题1:According to Anderson , before 1970, Americans had little idea about ___

A.the social movement

B.recycling techniques

C.environmental problems

D.the importance of Earth Day小题2:Where does the support for environmental protection mainly come from?

A.The grass –roots level

B.The business circle

C.Government officials

D.University professors小题3:What have Americans achieved in environmental protection ?

A.They have cut car emissions to the lowest

B.They have settled their environmental problems

C.They have lowered their CO levels in forty cities.

D.They have reduced pollution through effective measures .小题4:What is especially important for environmental protection according to the last paragraph ?

A.Education

B.Planning

C.Green living

D.CO reduction

题型:选择题

下列对联结学习理论的叙述错误的是()。

A.中介因素(如动机、经验)也会影响个体的行为

B.学习是由刺激与反应的联结而发生的

C.强化可以改变行为的结果

D.学习的结果受强化物的影响

题型:选择题

ABC会计师事务所拟承接A公司(上市的企业集团公司)2011年度财务报表审计业务。甲注册会计师任项目合伙人,在实施初步业务活动、签订业务约定书过程中,遇到了下列事项,请代为做出正确的专业判断。

甲注册会计师在计划审计工作前,开展了初步业务活动,执行这一程序的目的不在于( )。

A.具备执行业务所需的独立性和能力
B.与被审计单位之间不存在对业务约定条款的误解
C.确保重要性水平的合理性
D.不存在因管理层诚信问题而可能影响注册会计师保持该项业务意愿的事项

题型:选择题

已知某汉字的区位码是1122,则其国标码是( )。

A.3152D

B.3630H

C.2836H

D.2233H

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