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素能提升演练（二十九）
选修6 Unit 4
Ⅰ.单词拼写
1.There are large ________ (数量) of rain in the area of the country every summer.
2.Scientists have many theories about how the universe first came into ________ (存在)．
3.A rainbow is a natural _________ (现象) especially after a heavy rain.
4.Such a mistake would perhaps lead to disastrous ________ (结果).
5.The _______ (平均数)of 4, 5 and 9 is 6.
6.Several cars are available within this price __________ (范围).
7.The personnel manager _______ (浏览) down the list of names of the applicants.
8.He tried to sound _________（漫不经心），but in fact he was worried.
9.We are making slow but _______ (稳步的) progress.
10.The proposed new airport will be strongly _______ (反对)by the local residents.
