The soil is becoming poor because farmers here mostly use only one kind of chemical fertilizer for s

【题目】The soil is becoming poor because farmers here mostly use only one kind of chemical fertilizer for several years________.

A. in a row B. on a large scale

C. at random D. to a degree

【答案】A

【解析】

试题分析：考查短语。句意：土壤变得贫瘠，是因为农民连着用一种化肥用好几年。 A. in a row 连着；B. on a large scale 大规模；C. at random 程度；D. to a degree非常。根据句意可知选A。