V. Choose the best answer to complete the sentences.
1. When I turned up, the town hall was already 
   B. packed
2. She turned 
   B. down
   the new job in New York because she didn't want to move.
3. This city has one of the most underground rail networks in the world. 
   A. efficient
4. This laptop is much more user-friendly, but it costs 
   A. so much as
5. Today's cities are 
   B. much larger 
   than cities in previous times.
6. After I found all the information I needed, I 
   A. turned off
   the computer.
7. Japan is the 
   D. second most 
   developed country in the world.
8. Factories and offices should be built in 
   A. rural 
   areas only.

VI. Complete each sentence with the correct form of teenagers.
1. The behavior of teenagers can be unpredictable.
2. Many teenagers enjoy spending time with their friends.
3. It is important to provide support and guidance to teenagers.
4. Teenagers often face challenges and difficulties during their adolescence.
5. The opinions and perspectives of teenagers should be taken into consideration.
6. Teenagers go through various physical and emotional changes during puberty.
7. The internet has become an integral part of teenagers' lives.
8. Teenagers need a healthy and balanced diet for their growth and development.