（1）语法填空Started at the height of the economic boom and built by some 12,000 laborers, the w

（1）语法填空
Started at the height of the economic boom and built by some 12,000 laborers, the world's tallest building opened on January 4, 2010 in Dubai. 1 $1.5-billion tower reaches up 828 meters, 200 storeys into the sky. It surpasses the next highest building, Taiwan's Taipei 101, 2 more than 300 meters.
Burj Dubai, whose opening 3 (delay) twice since construction began in 2004, will mark another milestone for the deeply indebted emirate（酋长国）.
Dubai, one of seven members of the United Arab Emirates, gained a reputation for excess with the creation of man-made islands 4 (shape) like palms and an indoor ski slope in the desert.
With investor confidence in Dubai 5 (bad) frustrated by the emirate's announcement in November 6 it would seek a debt standstill for one of its largest enterprises, the Burj Dubai is seen 7 a positive start.
The project has been examined carefully by human rights groups, who have objected to its 8 (treat) of laborers, as well as by environmentalists 9 said the tower would act as a power vacuum, increasing the city's already massive carbon footprint.
But despite the criticism, many say the tallest building, believed 10 (cost) $1.5 billion to build, is an architectural miracles.

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