If he (be) younger, he (travel) more. We If we (come) to dinner if we (not/be) friends. I (have) time. (be) angry with you. Mary she (not/ buy) a house if (not/decide) to stay here.
If he were younger he would travel more. If we came to dinner we wouldn't be friendsI have time to be angry with you Mary she will buy a house if she decides to stay here.