Work in pairs. Discuss the questions.

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
   advancement      attractiveness      complaining      convenient      digital billboards      loudspeakers      popularity      simplicity   
How effective do you think these types of mass media are? Will they become more or less popular in the future? Why/Why not?
We find both the and the loudspeakers effective, because the former may work really well in big cities for their , while the latter may work better in certain cities or remote areas for their . However, we suppose digital billboards will become more popular in the future because they are modern and attractive, while the of loudspeakers will decline because more and more people are about the noise they make. Besides, thanks to the in technology, more and more people believe that there are more advanced and ways of communicating information and news than using .