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**Exercise 4. Complete each sentence using the correct form of a phrasal verb in the box.**

1. I'm __________ a cold. I have a runny nose and a sore throat
2. We all need to __________ using our cars and ride our bikes more to reduce air pollution.
3. People are __________ tons of food each year. This is such a waste!
4. Shopping malls are a popular place for teens to __________ one another these days.
5. The city council wants to __________ construction noise by 20% in the next five years.
6. When I was in town, I chose to __________ by bus.
7. The authority is __________ a plan to solve traffic congestion in the downtown area.
8. The researchers are __________ a study about people's attitudes towards their cities.