问题
选择题
——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．watching;going
D．watch;going
答案
答案：D
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。