问题
When were you born?—I was born _________.
A:on July 10th, 2000
B:in July 10th, 2000
C:in 2000, July 10th
D:on 2000, July 10th
B:in July 10th, 2000
C:in 2000, July 10th
D:on 2000, July 10th
正确答案是: