1单选题1 / 5
In 1620, about ______ the USA was covered by forests.
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B. half
外语类商务英语BEC初级(BEC P)
2013年BEC商务英语初级阅读模拟练习（4）
5 题含答案BEC初级(BEC P)
2单选题2 / 5
A lot of good land has gone with ______.
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D. forests
3单选题3 / 5
The Great Green Wall in China is ______ long.
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A. 7,000 kilometers
4单选题4 / 5
Trees must be grown in ______.
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D. every part of the world
5单选题5 / 5
______ will make the world better.
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C. Great Green Walls