Solve the crossword. Use words and phrase you have learnt in Units 1, 2, and 3. The first letters are given to help you.
DOWN
1. Hong Kong aims to replace the old high-rise buildings with sustainable s___________ .
2. The high cost of living is a problem for many city d___________ .
ACROSS
3. Thanks to the new t___________ , his health has improved quickly.
4. It is important to pass cultural v____________ from one generation to the next.
5. Many parents limit their children’s s___________ to less than two hours per day.
6. If you want to build up your muscles s____________ , you need to lift weights.
DOWN
1. skyscrapers
2. dwellers
ACROSS
3. treatment
4. values
5. screen time
6. strength
