问题补充:
Though the old lady used her dog for a walk after supper ,now she has become used at home.
A. to take ,to staying
B. taking, to stay
C. to take, for staying
D. for taking, to stay
答案:
(答案→)A. to take ,to staying
B. taking, to stay
C. to take, for staying
D. for taking, to stay
解析:考察used to用法。这个词后面接名词或动名词表示习惯了某事。接动词原形表示过去常常做某事。根据题意,尽管这个老妇人过去常常在晚饭后呆着她的狗去散步,现在她还是习惯了呆在家里面。故选A。