--Howisyourgrandma?---She’sfine.Sheusedto

問題詳情：

-- How is your grandma?

--- She’s fine. She used to _____ TV at home after supper. But now she is used to _____ out for a walk.

A. watch; go                                  B. watching; go

C. watch; going                              D. watching; going

【回答】

C

知識點：動詞和動詞短語

題型：選擇題