B. Benefits of a Long and Healthy Life
C. Investigation into Genetic Factors in Longevity
D. Environmental Factors Contributing to Long Life Spans
Question 45: Which of the following best describes the word "the wellderly" in paragraph 2?
A. They are old people who only take medicines for diabetes.
B. They are anyone who has no high blood pressure or heart disease.
C. They are 100 years old or older and live a healthy life.
D. They are over-80-year-olds who are in good health.
Question 46: The underlined word "this" in paragraph 3 refers to
A. inhabitants in the small village of Molochio in Calabria
B. people in the island of Okinawa in Japan
C. people in Japan and Italy
D. people who are 100 or older
Question 47: The underlined word "astounding" in paragraph 6 is closest in meaning to
A. surprising
B. encouraging
C. logical
D. poor
Question 48: Which of the following statements is NOT true about healthy elderly people?
A. They usually refer to diet as the secret of longevity.
B. They tend to be protected from some certain diseases.
C. They are mostly members of the same family.
D. They might be people who suffer from Laron syndrome.
Question 49: Scientists think that healthy old age
A. was more common in the 19th century than it is today
B. is the result of an interaction of different factors
C. is the result of a genetic condition found in European women
D. is a favorable outcome of good fortune
Question 50: Which of the following can be inferred from Laron syndrome?
A. It affects people's height.
C. It often leads to heart disease.
B. There are different versions of syndrome.
D. It affects only men in Ecuador.