$(31-25+30+1=37$  $37\div7=5R2$  Exactly $5$ weeks from $25$ Mar, it will also be a Monday; another $2$ days later will be a Wednesday 
Given March $$25$$ of a certain year is Monday, what day of the week would May $$1$$ fall on this year? ． 
- Tuesday 
- Wednesday 
- Thursday 
- Friday 