解析：选D 根据全文可知利用镜面反射原理，用反射镜将山顶的阳光反射到山谷下面，put...to use意为“应用……”，符合语境。
9．A. forbids C．predicts
B．directs D．follows
解析：选B 根据下文“to turn along with the sun”可知，反射镜由电脑控制，引导镜子随着太阳光线转动而转动，B项directs符合语境。
10．A. day C．month
B．night D．year
解析：选A 因为只有9月底到3月中旬这段时间没有阳光，故排除C和D项，太阳在白天才有，因此A项day符合语境。
11．A. library C．square
B．hall D．street
解析：选C 根据下文“The town square was totally...”可知，反射镜将阳光反射到小镇的中心广场上。
12．A. appeared C．faded
B．returned D．stopped
解析：选A 根据下文“Rjukan residents gathered together”可知，应是阳光出现的时候，因此appeared符合语境。
13．A. driving C．camping
B．hiding D．sitting
解析：选D 根据上文“Rjukan residents gathered together”和下文“standing there”可知，小镇居民都聚集在广场上，或坐着或站着，因此sitting符合语境。
14．A. pictures C．care
B．notes D．hold
解析：选A 根据上文“Rjukan residents gathered together”和下文“I think
almost all the people in the town were there. ”可知，整个小镇居民都来广场享受他们第一束冬日阳光，这是第一次，一次大事件，大家都互相拍照留念，pictures符合语境。
15．A. new C．flat
B．full D．silent
解析：选B 根据下文“I think almost all the people in the town were there. ”可知，几乎小镇上的所有人都聚集在广场，要把广场挤满了，full符合语境。
16．A. block C．enjoy
B．avoid D．store
解析：选C 根据下文“the new light feels like more than enough”可知，约600平方米的阳光照不全小镇，因此所有居民不能同时享受阳光。
17．A. Instead C．Gradually
B．However D．Similarly
解析：选B 根据上文“cannot all”和下文“more than enough”可知，此处表示转折，however符合语境。
18．A. nature-loving C．weather-beaten
B．energy-saving D．sun-starved
解析：选D 根据上文可知小镇一年中有大半年没有阳光，由此可知sun-starved “缺乏阳光的，急需阳光的” 符合语境。
19．A. big C．cold
B．clear D．easy
解析：选A 由上文“the new light feels like more than enough”和下文“but it is enough when...”可知，反射的阳光面积不够大，big符合语境。
20．A. trying C．watching
B．waiting D．sharing
解析：选D 阳光面积不是很大，但是足够大家共享，sharing符合语境。 Ⅴ. 短文改错
As students, all of us will be faced a problem after passed the college entrance examination. Should we choose a good major and a good university first? Here are some different ideas. Some more prefer to choose a major first so they can learn that they are interested in. In this way they can put their hearts into study and got their favorite jobs in the future. Other believe that the environment is important to one's develop and that graduates from key universities are more likely to find good jobs. As long as I'm concerned, the best choice is a good university if we can't obtain all.
答案：
As students, all of us will be faced a problem after entrance examination. Should we choose a good major
passed
the college
passing
and
a good university first? or
Here are some different ideas. Some prefer to choose a major first so they can learn and
that
they are interested in. In this way they can put their hearts into study what
gotOther their favorite jobs in the future. believe that the environment is getOthers
develop
and that graduates from key universities are more
development
long
as I'm concerned, the best choice is a good far
important to one's
likely to find good jobs. As university if we can't obtain
all. both
人教高中英语选修八课时作业：nit Inventor and invention ection Ⅱ 含答案
