Word-building

1.       There are many ___________________ in living in a city, such as traffic jams and air pollution. (ADVANTAGE)

1.       To have a healthy diet you need to keep ___________________ under control. (SERVE)

1.       I find that yoga improves my powers of ___________________. (CONCENTRATE)

1.       The secret of the islanders’ ____________________ is a healthy diet. (LONG)

Flu is an infectious _______________ causing high temperature. (ILL)

1.       Drinking ____________ drinks is unhealthy. (SUGAR)

1.       Crime _______________ is really necessary. (PREVENT)