Conditional sentences
1) I will wait for him if he is not at home when I come.
2) If it was not so late now I would visit him.
Simple thing to correct .... you are using Plural form ..
Use singular when you say I(Single person - singular) remember that way.
Conditional sentences
1) I will wait for him if he is not at home when I come.
2) If it were not so late now I would visit him.
Conditional sentences
1) I will wait for him if he is not at home when I come.
2) If it was not so late right now I would visit him.