课时提升作业(三十二)
选修11 units 1~4
ⅰ. 单项填空
1. (2013·西安模拟)as is known to all, trees and beautiful scenes can our spirits whenever we see them.
a. raise b. encourage c. refresh d. arouse
2. (2013·无锡模拟)nowadays, many people walk to work copenhagen conference calling for living a low-carbon life to cope with global warming.
a. in relation to b. in response to
c. in addition to d. in opposition to
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