If someone was late,ishe/he can say this:sorry,i didn't call first.someone is out of the door,and ask:may i come in?we can say:come in,please.
you invited someone,and she/he has comed,you can say:how nice of you to come.and then we can say:please feel free to make yourself at home.
Sorry I didn't call you first.
Please come in.
How nice of you to come.
Please free feel to make yourself at home.
questiono these sentences can be listened?