Question

2 oraciones con for y 2 oraciones con since en present perfect xfiiiiiiiisssssssssssssss

Answer 1

2 Oraciones con "FOR" 
-I have to go, we have talked for more than two hours.
-We have visited them once a week for the last year. 

2 Oraciones con "Since" 
-We have loved each other since 1995.
-I have not seen her since February.