--- Didn’t your brother ________ go to school by bike?--- Yes, he did. But he ________ walking to school now.
#56486
A
used to; used to
B
use to; used to
C
used to; is used to
D
use to; is used to
推荐题目
Why ________ at home and watch TV? 
#61412
A
don’t stay
B
not staying
C
don’t you stay
D
not to stay