题目
单项选择题
The lawns of the United States in the twentieth century were increasingly planted with ____________, a non-native grass that was resource intensive.
选项
A.Cheatgrass
B.Kentucky Bluegrass
C.Texas Bunch Grass
D.Ragweed
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标准答案
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思路分析
The question asks about a specific trend in the United States during the twentieth century regarding lawns and the type of grass planted, highlighting that it was a non-native and resource intensive.
Option 1: Cheatgrass. This is a non-native grass, but it is more commonly associated with arid environments and wildland fire dynamics rather ......Login to view full explanation登录即可查看完整答案
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