Subject/Verb Agreement

Directions: Check to see if the subject and verb agree in each of these sentences. If they do, write “correct” next to the sentence. If they do not, cross out the problem or problems, and write the correction above it.

1) The use of vitamin supplements and herbs are becoming increasingly popular among Americans.

2) While many studies claim that vitamins and herbs can improve health, there is a lot of controversy about their safety.

3) The Food and Drug Administration (FDA) do not regulate vitamins and herbs.

4) Most experts believe that herbal supplements are mild and somewhat harmless.

5) Still, anyone who takes too much of a vitamin or herb could suffer negative side effects.

6) For example, some medical problems have been linked to overuse of ephedra, an herb some people take to lose weight.

7) Some research suggests (non-count) that taking Vitamin C supplements help prevent cancer.

8) Many people who take more than 1,000 milligrams of vitamin C daily experiences diarrhea or kidney stones.

9) Advertisers say that the herb "kava kava" reduces anxiety and insomnia.

10) Using large amounts of kava kava is not wise as muscle, eye or skin problems sometimes result.

11) The danger of long-term use of vitamins and herbs is still unknown. (correct)

12) There is a lot of evidence that vitamin-rich foods are beneficial. (correct)

13) However, whether the use of supplements is helpful or not is still being debated.

14) Most people are able to get all the vitamins they need in the foods they eat. (correct)

15) A daily diet that contains foods from the 4 groups should supply all the nutrients a person needs.

16) Eating 5 servings of fruits and vegetables daily is said to provide all the essential vitamins we require.

17) The best way to get the necessary vitamins and minerals is naturally, through a healthy diet.

18) Talking to doctors before taking supplements is advisable.