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Since 1939, numerous scientific studies have been conducted to determine 1 smoking is a health threat. The 2 of the 3 has been consistent (一致的) and indicates that there is a serious health risk. Research teams have conducted studies that show 4 all reasonable doubt that tobacco smoking, particularly cigarette smoking is 5 with a 6 life expectancy (time).
Cigarette smoking is believed by most research workers in this 7 to be an important 8 in the development of cancer of the lungs and cancer of the throat and is believed to be related 9 cancer of other organs. Male cigarette smokers have a higher death 10 from heart disease than non-smoking males. (Female smokers are thought to be 11 affected because they do not breathe in the smoke 12 deeply.) The 13 of physicians and researchers consider these relationships proved 14 their satisfaction and say, “Give 15 smoking. If you don't smoke don't start! ”
Smoking does 16 to the lungs. Smoking also affects the heart and blood vessels. Smokers also die much more often 17 heart disease.
While all tobacco smoking affects life expectancy and health, cigarette smoking appears to have a much greater effect than cigar or pipe smoking. 18 , nicotine consumption is not decreased by the latter forms, and current research indicates a 19 relationship between all forms of smoking and cancer of the mouth and throat. Filters and low tar tobacco are claimed to make smoking to some 20 safer, but they can only marginally reduce, not eliminate the threats.
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科目:高中英语 来源:黄冈中学作业本高二英语(上册) 题型:054
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My sisters and I had had fine dreams of a home in the city, but when the Alcott family found itself in a 1 house at the South End with not a 2 in sight, only a back yard to play in, and 3 money to buy any of the good things before us, we children all rebelled and 4 the country again.
Anna soon found little pupils and walked 5 away each morning to her job, 6 the corner to wave her hand to me in 7 to my salute with the duster. My father 8 his classes at his room downtown, mother to her all-absorbing poor, the little girls to school, and I, Louisa, was 9 to keep house, 10 like a caged seagull as I washed dishes and cooked in the kitchen.
My only 11 was the evening reunion, when all 12 with such different reports of the day' s adventures, we could not 13 to find both amusement and instruction.
14 brought news from the upper world. Mother, 15 in old and poor clothing because she would give away her clothes, brought 16 tales of suffering and sin(犯罪) from the darker side of life. Gentle Anna would modestly talk about her 17 as a teacher, for even at seventeen her sweet nature 18 all who knew her.
19 reports were usually a mixture of the tragic(悲剧) and the comic, and the children 20 their small joys and sorrows into the family where comfort and sympathy(同情) were always to be found.
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科目:高中英语 来源:必修二导练英语外研 外研版 题型:054
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科目:高中英语 来源:河北省衡水中学2012届高三第三次调研考试英语试题(人教版) 人教版 题型:054
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