题目内容
We used to in the evening, but now we are used to early in the morning.
A. exercise; exercise
B. exercise; exercising
C. exercised; exercise
D. exercising; exercise
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题目内容
We used to in the evening, but now we are used to early in the morning.
A. exercise; exercise
B. exercise; exercising
C. exercised; exercise
D. exercising; exercise