Then which food should be eaten to keep us healthy? Let's look at some important vitamins for the answer. Vitamin A helps to protect skin from becoming dry. It is also helpful to the eyes. Without vitamin A, you cannot see well in darkness. Vitamin A is found in animal liver and the yellow part of eggs. Sweet potatoes, carrots and other dark-coloured fruit and vegetables have something that the body can change into vitamin

1. Without __________, we cannot see well in darkness.

A. vitamin A

B. vitamin B

C. vitamin C

D. vitamin D

2. According to the passage, vitamin Bi can be found in __________.

A. fish liver oil

B. grains, meat and fish

C. milk and vegetables

D. animal liver and eggs

3. From the passage, we know that vitamin C is good for __________.

A. the skin

B. the heart

C. blood vessels

D. nerve and muscle cells

4. Some milk producers add vitamin D to milk mainly to help children to __________.

A. have good eyesight

B. produce blood cells

C. get enough calcium

D. heal wounds quickly

5. According to the passage above, which of the following is TRUE?

A. We can get vitamins from everything.

B. We can live healthily with few vitamins.

C. Vitamins are not important to our health.

D. Different vitamins help us in different ways.