“Do you often swim now?”
“No, but I （ ）when I was in my fifties.”
A.正确答案Aused to
B.am used to it
C.used to do
D.was used to doing
“Do you often swim now?”
“No, but I （ ）when I was in my fifties.”
“Do you often swim now?”
“No, but I （ ）when I was in my fifties.”
A.正确答案Aused to
B.am used to it
C.used to do
D.was used to doing
