14 why some people avoided hospitals in the 19th -century
15 a suggestion that the popularity of tall buildings is linked to prestige
16 a comparison between the circulation of air in a 19th-century building and modern standards
17 how Short tested the circulation of air in a 19th-century buildinges
18 an implication that advertising led to the large increase in the use of air
B Short is calling for a sweeping reinvention of how skyscrapers and major public
buildings are designed - to end the reliance on sealed buildings which exist
solely via the 'life support' system of vast air conditioning units.
Instead, he shows it S entirely possible to accommodate natural ventilation and
Cooling in large buildings by looking into the past, before the widespread
introduction of air conditioning systems， which were 'relentlessly and
aggressively marketed' by their inventors.
比如说14题里有19th -century，但是16题、包括17题里也都有，所以我们要去看那些没有重复的信息（已经用不同颜色在题目中标出）。18题里我们画出了关键词advertising、increase 和 air conditioning，其实在读这篇文章的时候，你会发现有三个段落都提到了air conditioning，所以我们还要去找一下advertising和increase的替换，不难发现在这篇文章的B段末尾分别出现了widespread introduction以及marketed' ，分别对应了increase and advertising.