history: I went to visit my family for four weeks. Now that I am back home, I feel lonely. I went to visit my family for four weeks. Now that I am back home_comma_ I feel lonely. I would imagine so.  It is difficult to be away from family for long.
current: I will try get out with friends to feel less lonely.
next: That would probably do the trick.  If not, video call your family to touch base more often?