问题

ber how we met for the first time,Dick —Of course I do.You ______ to the teachers’office hurriedly and ______ me.
A:had walked; weren't noticing
B:were walking; didn't notice
C:had been Walking; noticed
D:walked; had noticed
B:were walking; didn't notice
C:had been Walking; noticed
D:walked; had noticed
正确答案是: