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【多选题】
CLOZE [10 MIN] Decide which of the words given in the box below would best complete the passage if inserted in the corresponding blank. The words can be used ONCE ONLY. Write the letter for each word on ANSWER THE SHEET.
A.
advocates
B.
approaching
C.
constantly
D.
decrease
E.
enlarge
F.
financial
G.
fundamental
H.
gracious
I.
ignore
J.
intention K. justified L. negative M. proceeding N. rigidly O. successors There is much discussion today about whether economic growth is desirable. At an earlier period. our desire for material wealth may have been (1) ________. Now, however, this desire for more than we need is causing serious problems (2) ________. Even though we have good (3) _______, we may be producing too much, too fast. Those who criticize economic growth argue that we must slow down. They believe that society is (4) _________ certain limits on growth. These include the fixed supply of natural resources, the possible (5) ________ effects of industry on the natural environment, and the continuing increase in the world's population. As society reaches these limits, economic growth can no longer continue, and the quality of life will (6) ________. People who want more economic growth, on the other hand, argue that even at the present growth rate there are still many poor people in the world. These (7) _________ of economic growth believe that only more growth can create the capital needed to improve the quality of life in the world. Furthermore, they argue that only continued growth can provide the (8) _________ resources required to protect our natural surroundings from industrialization. This debate over the desirability of continued economic growth is of (9) __________ importance to business and industry. If those who argue against economic growth are correct, the problems they mention cannot be (10) _________. To find a solution, economists and the business community must pay attention to these problems and continue discussing them with one another.
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参考答案:
举一反三
【单选题】从修理工艺上讲,要求不断总结经验,以简单和()的工艺减少修理内容的返工和重复。
A.
先进
B.
科学
C.
合理
D.
特殊
【判断题】自发突变最主要的原因是碱基互变异构体的存在。
A.
正确
B.
错误
【单选题】乡村地理学是研究 ( )分布演变和传播及其空间结构的形成过程、特点并预测其发展变化规律的科学。
A.
农村
B.
农民
C.
村落
D.
农业
【单选题】基因“自发突变”的主要原因是:()
A.
DNA 复制时的碱基错配
B.
RNA 转录时的错误起始
C.
蛋白翻译时的错误读码
D.
自然环境条件下发生的突变
【单选题】从修理工艺上讲,要求不断总结经验,以简单和( )的工艺减少修理内容的返工和重复。
A.
合理
B.
科学
C.
特殊
D.
先进
【单选题】下列关于基因突变和基因重组的说法错误的是( )
A.
DNA 复制时发生碱基对的增添、缺失或改变,导致基因突变
B.
非同源染色体之间发生自由组合,导致基因重组
C.
基因突变肯定会导致肽链上氨基酸序列的改变
D.
基因突变可以产生新的基因,为生物进化提供原材料,而基因重组是生物多样性的主要原因
【判断题】菌种退化的主要原因是基因自发突变,诱变后菌株本身不纯,多核细胞中有单核突变,单核细胞中有单链改变。
A.
正确
B.
错误
【单选题】乡村地理学是研究 ( )分布演变和传播及其空间结构的形成过程、特点并预测其发展变化规律的科学。
A.
村落
B.
农村
C.
农民
D.
农业
【判断题】高副能传递较复杂的运动
A.
正确
B.
错误
【单选题】在肠杆菌科细菌的鉴别试验中,意义不大的是
A.
动力的观察
B.
乳糖分解
C.
脲酶试验
D.
形态染色的观察
E.
因子血清凝集
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