1.
(2022·武威)
—Kevin, what are you doing? Don't you remember that the doctor warns you not to eat any candy?
—I'm so sorry! I totally forgot about that. I'm so used to eating candy every Halloween that I didn't remember this year I wasn't supposed to. ________
A . Practice makes perfect.
B . When in Rome, do as the Romans do.
C . Old habits die hard.
D . Time is money.