问题
选择题
My father was born _____ July 10th, 1969.
A．at
B．on
C．in
D．to
答案
答案：B
July 10th, 1969.为具体的一天，在具体一天前用介词on，故选答案为B
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My father was born _____ July 10th, 1969.
A．at
B．on
C．in
D．to
答案：B
July 10th, 1969.为具体的一天，在具体一天前用介词on，故选答案为B