Exercise 3. Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the
1. Today Islamabad is a thriving city of about 1 million people. It offers a healthy climate, a pollution-free atmosphere, plenty of water, and many green spaces.

A healthy

B. prosperous

C. modern

D. green

2. Scientists hope that this new drug will be a major breakthrough in the fight against AIDS.

A. new cure

B. important therapy

C. sudden remedy

D. dramatic development

3. They design and carry out projects aiming to reduce fossil fuel consumption, find renewable fuels for public transport, and promote other clean air efforts.

A. inexhaustible

B. recyclable

C. green

D. environmentally-friendly

4. The urban planners are working for Eco Infrastructure Network, whose main function is to deal with urban environmental problems to make Super Star City greener, cleaner, and more

sustainable.

A. eye-catching

B. developed

C. long-lasting

D. friendly

5. If we have solar panels on our roofs, we'll be able to generate our own electricity.

A. afford

B. produce

C. manufacture

D. light