单选题After living there for&nb

问题补充：

单选题Afterlivingthereforoneyear,theyhave_______there.A.accustomed to workingB.accustomed to workC.been accustomed to workingD.been accustomed to work

答案：

C解析考察固定词组。Be accustomed to sth/doing sth习惯于某事/做某事。其中的to是介词，后面要接动名词或者名词。故C正确。