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