Answer:
(1) I don't have many ambitions, but I'd like to graduate and then start a family.
(2) My dad cannot stand losing an argument and always has to have the last word.
(3) If you keep breaking your promises, people won't trust you anymore.
(4) The new law seemed to pass with everyone's aproval.
(5) Nadia's hair looked awful, but I did't have the courage to tell her.
(6) Police are looking into allegations of corruption in the mayor's office.
(7) Try spreading something low fat over your bread instead of butter.