题目内容：

阅读下面材料，在空白处填入适当的容（不多于3个单词）或括号内单词的正确形式。

The adobe dwellings(土坯房)1.(build) by the Pueblo Indians of the American Southwest are admired by even2. most modem of architects and engineers. In addition to their simple beauty, what makes the adobe dwellings admirable is their3. (able) to “air condition” a house without4. (use)electric equipment. Walls made of adobe take in the heat from the sun on hot days and give out that heat 5. (slow) during cool nights, thus warning the house. When a new day breaks, the walls have given up their heat and are now cold enough 6. (cool) the house during the hot day;7.the same time, they warm up again for the night. This cycle8. (go) day after day; The walls warm up during the day and cool off during the night and are thus always a timely offset（抵消 for the outside temperatures. As9. (nature) architects, the Pueblo Indians figured out exactly10.thick the adobe walls needed to be to make the cycle work on most days.