问题
Your aunt __________ wear trousers, but now she __________ wearing skirts.—Then we can buy a beautiful skirt for her birthday.
A:used to; used to
B:is used to; used to
C:used to; is used to
D:is used to; is used to;
B:is used to; used to
C:used to; is used to
D:is used to; is used to;
正确答案是：
