A
(2015·全国Ⅱ)
The adobe dwellings(土坯房) 41.built(build) by the Pueblo Indians of the American Southwest are admired by even 42.the most modern of architects and engineers.In addition to their simple beauty，what makes the adobe dwellings admirable is their 43.ability(able) to “air condition” a house without 44.using(use) electric
