First day of month, last day of month, rolling down column

My beginning of the month is the same formula as AliGW (only with different references). My end of the month formula is different

	A	B	C	D	E
1	14/04/2016		Beginning of Month	End month
2		=EOMONTH($A$1,ROWS($1:1)-2)+1	01/04/2016	30/04/2016	=EOMONTH(C2,0)
3			01/05/2016	31/05/2016
4			01/06/2016	30/06/2016
5			01/07/2016	31/07/2016
6			01/08/2016	31/08/2016
7			01/09/2016	30/09/2016