Завершите предложения, используя слова из списка: Tobacco smoking, heart disease, don't smoke, affects, development of cancer, scientific studies, reduce Since 1939, numerous (scientific studies) have been conducted to determine whether smoking is a

Задание 2. Завершите предложения, используя слова из списка: Tobacco smoking, heart disease, don't smoke, affects, development of cancer, scientific studies, reduce

Since 1939, numerous \( \qquad \) have been conducted to determine whether smoking is a health hazard. Research teams have conducted studies that show that
\( \qquad \) is associated with a shortened life expectancy. Smoking is believed by most research workers to be an important factor in the \( \qquad \) of the lungs and throat. Smoking also \( \qquad \) the heart and blood vessels. Smokers die much more often from \( \qquad \) . Filters and low tar tobacco are claimed to make smoking to some extent safer, but they can only marginally \( \qquad \) , not eliminate the hazards. The majority of physicians say, "Give up smoking, if you \( \qquad \) - don't start!"