单选题With ____ leaves ____&nbs

问题补充：

单选题With____leaves____intheeartheveryyear,thesoilbecomesricherandricher.A.falling; buryingB.fallen; buriedC.fallen; buryingD.falling; buried

答案：

B解析考察过去分词的用法,fallen leaves落叶buried in the earth修饰leaves,做宾语补足语,句子的意思是土壤因为每年掩埋的落叶而越来越肥沃,故选择B