Sentence 1: Ron had been dating Melanie for six months. 
 Sentence 3: He took her to dinner and fidgeted nervously 
 Sentence 4:  Finally he summoned up enough nerve to pop the question 
 Sentence 5:  And to his shocked joy, Melanie accepted joyously! 
 Option 1: He was not going to propose because he was ready to break-up with her. 
 Option 2: He was eager to propose but he feared she'd say no.