2018年12月四级 第1套 Section A 选词填空

Questions __26__ to __35__ are based on the following passage.

Millions die early from air pollution each year. Air pollution costs the global economy more than $5 trillion annually in welfare costs, with the most serious __26__ occurring in the developing world.

The figures include a number of costs __27__ with air pollution. Lost income alone amounts to $225 billion a year.

The report includes both indoor and outdoor air pollution. Indoor pollution, which includes __28__ like home heating and cooking, has remained __29__ over the past several decades despite advances in the area. Levels of outdoor pollution have grown rapidly along with rapid growth in industry and transportation.

Director of Institute for Health Metrics and Evaluation Chris Murray __30__ it as an "urgent call to action." "One of the risk factors for premature deaths is the air we breathe, over which individuals have little __31__ ," he said.

The effects of air pollution are worst in the developing world, where in some places lost-labor income __32__ nearly 1% of GDP. Around 9 in 10 people in low-and middle-income countries live in places where they __33__ experience dangerous levels of outdoor air pollution.

But the problem is not limited __34__ to the developing world. Thousands die prematurely in the U.S. as a result of related illnesses. In many European countries, where diesel (柴油) __35__ have become more common in recent years, that number reaches tens of thousands.