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Part III Reading Comprehension (40 minutes)Section ADirections: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter on Answer Sheet 2 with a single line through the centre. You may not use any of the words in the bank more than once.【同学们只需要在作答时填写词汇前的英文字母,大写即可】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.A) abilityB) associateC) consciouslyD) constantE) controlF) damageG) describedH) equalsI) exclusivelyJ) innovatedK) regularlyL) relatesM) sourcesN) undermineO) vehicles

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视图中的图线可能是( )。

A. 积聚性平面的投影
B. 两个面交线的投影
C. 曲面转向轮廓线的投影
D. 积聚性曲面的投影

视图中的封闭线框可能是( )。

A. 平面的投影
B. 交线的投影
C. 曲面和切面组合面的投影
D. 曲面的投影

视图中的相邻线框的位置可能是( )。

A. 平行
B. 相交
C. 交错
D. 共面

读图的顺序一般是:先看主要部分,后看_____部分;先看易懂部分,后看_____部分;先看整体形状,后看_____。

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