题目内容：

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

The Austrian capital, Vienna, is known1.its museums, palaces and ease of living. The city of 2 million people2.(identify) recently as having the world’s highest quality of life for the3.(ten) year in a row. That opinion comes from Mercer, a consulting agency4. does a yearly Quality of Living Ranking.5.(measure) quality of life is not a simple job.

Mercer says the agency looks at many factors (因素). For example, researchers measure how6.(easy) people can use public transport, such as buses and trains.They ask whether drivers can move well on the roads. They ask if houses and apartments 7.(be) available at a good price? and whether children can go to international schools. They think about whether people in the city can enjoy music, theater, restaurants and sports. And, they look for8.healthy political and social climate. In total, the agency has considered 39 factors in 10 areas to name Vienna the9.(win).

Vienna has also been ranked number one on other quality of life measurements, such as the Economist’s Global Liveability Index. Other top 10.(city) on Mercer’s list included Zurich, Auckland, Munich and Vancouver.