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Deserts ______. Small green plants are very important to dry places because ______.
Deserts ______. Small green plants are very important to dry places because ______.
admin
2009-01-15
97
问题
Deserts ______.
Small green plants are very important to dry places because ______.
选项
A、they don’t let the sun make the earth even drier
B、they don’t let the wind blow the earth away
C、they hold water
D、all of the above
答案
D
解析
本题要解释为什么绿色植物对沙漠来说很重要,第二段后半部分作了解释,即有助于制止太阳吸收更多水分,防止大风刮走表层土,下雨时起蓄水作用。以上就是A、B、C三项所述内容,故D为正确答案。
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本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
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公共英语二级笔试
公共英语(PETS)
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