Câu 33: This article as a whole is about
A. prevention of diseases
B. how scientists discovered vitamins
C. diet in relation to health
D. what vitamins are and what they do
Câu 34: Which of the following is NOT true according to the passage?
A. Vitamins can be taken only by eating the foods in which they are found.
B. Each vitamin has its particular work to do.
C. Vitamins can be prepared in tablet and capsule form.
D. Vitamins have an important effect on health.
Câu 35: The word "effects" in the last paragraph is closest in meaning to
A. prospects
B. actions
C. aspects
D. impacts
Câu 36: The word "another" in the last paragraph refers to which of the following?
A. diet
B. food
C. medicine
D. vitamin
