问题
I _______ be afraid to sleep alone in my room, but now I _______ sleeping there alone.
A:was used to; used to
B:used to; am used to
C:used to; used to
D:am used to; used to;
B:used to; am used to
C:used to; used to
D:am used to; used to;
正确答案是：
同类题型
ust read an excellent book of Moyan’s, ___________ you cannot afford to miss.
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