问题
选择题
It happened ________ the morning ________ September 10, 2008. [ ]
A. in…on
B. on…of
C. in…of
D. on…in
答案
答案：B
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It happened ________ the morning ________ September 10, 2008. [ ]
A. in…on
B. on…of
C. in…of
D. on…in
答案：B