问题
选择题
— What time do you usually get up, Rick?
— I usually get up _____ five o'clock. [ ]
A. in
B. at
C. on
D. for
答案
答案：B
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— What time do you usually get up, Rick?
— I usually get up _____ five o'clock. [ ]
A. in
B. at
C. on
D. for
答案：B