Mother’s Day is _____ the second Sunday in May in the United States.
A、on
B、in
C、at
D、of
【正确答案】：A
【题目解析】：on+具体的某一天
Mother’s Day is _____ the second Sunday in May in the United Sta
- 2024-09-16 18:29:42
- 英语（专升本）(z0009)