1. 阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

    Swedish businessman Nile Bergqvist is delighted his new hotel, the world's first igloo(冰屋) hotel.

    (build) in an small town, it has been attracting lots of visitors but soon the fun will be over. In two weeks' time Bergqvist's ice creation (be) nothing more than a pool of water. “We don't see it as a big problem, ”he says. “We just look forward to (replace)it. ”

    Bergqvist built his first igloo in 1991 for an art exhibition. It was successful that he designed the present one, measures roughly 200 square meters. Six workmen spent more than eight weeks piling 1,000 tons of snow onto a (wood) base；when the snow froze, the base was removed.

After their stay, all visitors receive a survival certificate recording their success. With no windows, nowhere to hang clothes and temperatures 0℃, it may seem more like a survival test a relaxing hotel break. “It's great fun,” Bergqvist explains, “As well as a good start in survival training.''

    The (popular)of the igloo is beyond doubt：it is now attracting tourists from all over the world. At least 800 people have stayed at the igloo this season even though there are only 10 rooms.