——How is your grandma?——She’s fine. She used toTV at home after supper. But now she is use

问题补充：

——How is your grandma?

——She’s fine. She used toTV at home after supper. But now she is used toout for a walk.

A. watch;go

B. watching;go

C. watching;going

D. watch;going

答案：

A. watch;go

B. watching;go

C. watching;going

(答案→)D. watch;going

解析：be used to sth习惯于某事;used to do sth过去常常做某事.句意：你的奶奶怎么样？——她很好。她过去常常在晚饭后看电视。但是现在她喜欢了出去散步、前文to是不定式符号，后面接动词原形。下文to是介词，后面接名词或者动名词作宾语，故选D。