— What was your brother like when he was
问题:
— What was your brother like when he was young?
— He _______ be quiet, but now he’s very outgoing.
A.was used to
B.used to
C.used by
D.was used for
— What was your brother like when he was young?
— He _______ be quiet, but now he’s very outgoing.
A.was used to
B.used to
C.used by
D.was used for