1. 10 Homework

Direction: Choose the letter of the correct answer. 1. The use of vitamin supplements and herbs (be) becoming increasingly popular among Americans. ------------> is 2. While many studies claim that vitamins and herbs can improve health, there (be) a lot of controversy about their safety. ------------> is 3. The Food and Drug Administration (FDA) (do) not regulate vitamins and herbs. ------------> does 4. Most experts (believe) that herbal supplements are mild and somewhat harmless. ------------> believe 5. Still, anyone who (take) too much of a vitamin or herb could suffer negative side effects. ------------> takes 6. For example, some medical problems (have) been linked to overuse of ephedra, an herb taken by people to lose weight. ------------> have 7. Some research (suggest) that Vitamin C may help prevent cancer. ------------> suggest 8. People who (take) more than 1,000 miligrams of vitamin C daily may experience diarrhea or kidney stone. ------------> take