Read the following passage about heart attacks and mark the letter A, B, C, or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 1 to 5.
Mounting evidence shows that more young adults are experiencing heart problems than in previous decades. Heart attacks occur when blood flow to the heart (1) ______. One reason is the growing number of lifestyle-related health problems, (2) ______. Other factors like tobacco, cocaine, marijuana, and alcohol use have been associated with increased risks of heart attack in younger adults, too.
The major risk factors—high blood pressure, high cholesterol, diabetes, and obesity—can damage arteries over time. While these conditions may be inherited, (3) ______ often play a larger role.
(4) ______. A recent survey found that 47% of people under 45 don't believe they're at risk for heart disease, and one-third of adults wouldn't confidently recognize heart attack symptoms. Half of 3,500 younger adults with significant risk factors didn't believe they were at risk before their heart attack occurred. Even fewer said their doctors warned them—especially women.
Experts say that getting young adults to care about heart health is a unique challenge. (5) ______. Experts emphasize early prevention, since untreated risk factors lead to worse outcomes over time.
The major risk factors—high blood pressure, high cholesterol, diabetes, and obesity—can damage arteries over time. While these conditions may be inherited, (3) ______ often play a larger role.
(4) ______. A recent survey found that 47% of people under 45 don't believe they're at risk for heart disease, and one-third of adults wouldn't confidently recognize heart attack symptoms. Half of 3,500 younger adults with significant risk factors didn't believe they were at risk before their heart attack occurred. Even fewer said their doctors warned them—especially women.
Experts say that getting young adults to care about heart health is a unique challenge. (5) ______. Experts emphasize early prevention, since untreated risk factors lead to worse outcomes over time.
While these conditions may be inherited, (3) ______ often play a larger role.
While these conditions may be inherited, (3) ______ often play a larger role.
Chọn một phương án bên dưới để kiểm tra đáp án ngay:
Đáp án chính thức: B
Hướng dẫn giải chi tiết
Câu cần một cụm danh từ làm chủ ngữ cho động từ play: unhealthy lifestyle choices starting in childhood often play a larger role. Nghĩa: những lựa chọn lối sống không lành mạnh bắt đầu từ thời thơ ấu thường đóng vai trò lớn hơn.