试题题干
Translate the following sentence into Chinese.
Soil erosion has become a national problem concerning everyone from the farmer to the consumer.
参考答案
试题解析
考点：soil erosion 土壤侵蚀；national problem 全国性问题。
句子结构：主句为Soil erosion has become a national problem，concerning···现在分词作后置定语修饰problem。