2. 考研
  3. The 20th century may have been the age of scientific advancement but, as the new millennium begins, (1)_____ world health the pr

The 20th century may have been the age of scientific advancement but, as the new millennium begins, (1)_____ world health the pr

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问题     The 20th century may have been the age of scientific advancement but, as the new millennium begins, (1)_____ world health the progress has been surprisingly slow.
    Who would believe that there is still no (2)_____ for cancer, that 100 years on diarrhea is still on the top 10 lists of world-wide killers and that tuberculosis usually (3)_____. Victorian squalor—would have reemerged in the West (4)_____ growing threat?
    The fact is that despite growing life (5)_____ and economic growth, a billion people entered the 21st century (6)_____ having a share in medical advances—their lives (7)_____ or scarred by disease.
    According to the World Health Organization’s latest report, diarrhea killed 2.2m people in 1998 and yet it is a condition that can easily be (8)_____ through cheap rehydration therapy. It was the sixth biggest killer of 1998, an honour shared with stillbirth and infant deaths (9)_____ cause of death that smacks of the 19th (10)_____ 21st century.
    WHO’s top 10 killers list can almost be divided down the middle (11)_____ infectious diseases—a feature of low income countries—and non-communicable disease, such as cancer and heart trouble, (12)_____ in wealthy nations.
    How we die is an indicator of our (13)_____. In the rich West it is from cancer, cardiovascular disease and psychiatric illnesses (14)_____ In poor countries infectious diseases are still the biggest killers.
    It is almost (15)_____ those of us who don’t have to worry about poverty have brought ill-health upon ourselves. (16)_____ once we would hunt and walk, we now remain sedentary, smoke heavily and put ourselves at (17)_____ of heart disease and cancer.
    While we don’t need to use all our energies (18)_____ where the next meal will come from we have more time to (19)_____ on existential is sues, relationships and our standards of living. Perhaps it’s no coincidence that (20)_____ is three times more likely to cause loss of healthy years in Europe and the US than in Africa.

选项 A、cycle
B、time
C、expectancy
D、expectation
答案C
解析 本题考查对复合词的掌握。life expectancy是复合词，意为"寿命"；life cycle和life time也为复合词，分别为"(生物的)生命周期"和"终身"，不符合文章的意思。
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