问题
选择题
We leave _____________ February first _____________ the morning. [ ]
A. on, in
B. in, on
C. in, in
D. on, on
答案
答案：A
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We leave _____________ February first _____________ the morning. [ ]
A. on, in
B. in, on
C. in, in
D. on, on
答案：A