UNIT 4
 CONTROVERSIAL ISSUES GRAMMAR-Non-count  nouns that represent abstract ideas - We all hope there will soon be peace in the world. -Crime is the most important issue we face. .-Patience is a valuable quality in the world. -The computer is a great source of information. GRAMMAR- Verbs followed by objects and infinitives - I need to finish the semester. -It took us ages to find Correct the house . -My mom made my dad sign the divorce papers. -Jose  warned me to stop  bothering a sofia . VOCABULARY- Some controversial issues -Censorship of books and movies. -Compulsory military service. -lowering the driving age. -raising the voting age. -prohibiting smoking indoors.