填空题】
（15选10）注意：只需填写选项字母 (要大写！），不要输入选项单词！
Directions： Fill in the blanks in the following passage by selecting suitable words from the word bank. Each word can be used only once.
A. hinge B. vary C. much D. particulates E. locating F. slashing G. minimize H. cite I. created
J. viable K. little L. designed M. conventional N. disagree O. rotary
With environmental damage from coal- and gas-derived power already at crisis levels, even alternatives that are currently limitedly available are looking great. Wind power, an energy source that costs far less than nuclear and coal power and contributes no toxic 1)
to the environment, seems to many of us highly 2)
and ideal.
But there are people who 3)
and are fighting the installation of new wind turbines. They 4)
bird deaths as an unacceptable side-effect of wind-generated power. Through various forms of protests, they hope to save huge numbers of birds from death at the 5)
blades of massive wind turbines.
No one really knows how many birds die each year as a result of the growing wind power industry. Most studies focus on only one or two wind farms. Yet, published studies suggest that wind farms 6)
considerably in the risk they pose to birds. Some wind turbines don.t appear to kill any birds, while others are believed to kill as many as 40 birds per turbine per year. Though these reports tell us 7)
about the total number of birds killed, they do tell us that steps can be taken when constructing wind power turbines to 8)
their impact on birds. For example, wind farms should not be built on bird migration routes. Wind turbines should be erected in ways to avoid 9)
blades at a height where birds tend to fly. Wind towers should be 10)
carefully to prevent birds from sitting or resting on them. Some reports even argue that well-planned wind power can actually save many birds if it is used increasingly to replace power generation from fossil fuels.
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