[单项选择]One of the newer conservation projects undertaken by the state of Oklahoma involves flood prevention.
A. topics
B. programs
C. concerns
D. schools

[单项选择]One of the newer conservation projects undertaken by the state of Oklahoma involves flood prevention.


A. topics
B. programs
C. concerns
D. schools

[单项选择]Any work undertaken on an individual basis should always _________attention on the broader social context in which the individual lives.


A. direct
B. focus
C. adjust
D. center

[单项选择]According to a research project undertaken by the Open University, competition between nearby schools________.


A. raises the academic standard
B. produces good exam results
C. lowers the academic standard
D. offers students fewer choices to college

[单项选择]Many countries have conservation programs to prevent certain ______ of fish from becoming extinct.
A. species
B. sources
C. numbers
D. members

[单项选择]The conservation mentioned in the passage includes the following EXCEPT ______.
A. natural resources
B. human welfare
C. human life
D. concentration of wealth

[单项选择]When it comes to wildlife conservation,the challenge is to avoid simply imposing western attitudes on local peoples．


A. 关于野生动物保护，需要谨慎的是，避免把西方的态度加给当地人民的简单。
B. 关于野生动物保护，挑战的是怎么避免简单地把西方的态度强加于当地人。
C. 提到野生动物保护，挑战是要去避免简单地把西方的态度强加于当地人。
D. 提到野生动物保护，需要谨慎的是，应避免简单地把西方立场强加于当地人民。

[单项选择]______,they have boldly undertaken the construction of a 26 storied building.
A. As they are young
B. Young as they are
C. They are as young
D. As young as they are

[单项选择]

Text 1
The word conservation has a thrifty (节俭) meaning. To conserve is to save and protect, to leave what we ourselves enjoy in such good condition that others may also share the enjoyment. Our forefathers had no idea the human population would increase faster than the supplies of raw materials; most of them, even until very recently, had the foolish idea that the treasures were "limitless" and "inexhaustible". Most of the citizens of earlier generations ’knew little or nothing,about the complicated and delicate system that runs all through nature, and which means that, as in a living body, an unhealthy condition of one part will sooner or later be harmful to all the others.
Fifty years ago nature study was not part of the school work; scientific forestry was a new idea; timber was still cheap because it could be bought in any quantity from distant woodlands; soil destruction and river floods were not national problems and nobody
A. we plant more trees
B. we be taught environmental science, as well as the science of plants
C. environmental education be directed toward everyone
D. we return to nature