题目内容：

Venice(威尼斯) is the ‘Queen’ of the Adriatic Sea（亚得里亚海）.Every year many people from all over the world t1. to Italy to visit the city. Do you know w2. they like to go there for a visit? Venice is quite d3. from other cities in the world. There aren’t many roads or streets, so there aren’t any cars or buses. There are many canals（河道）. People must row up and down the canals in

the boats to go to work, go s4. or visit friends. But Venice is sinking(下沉). In 2040 Venice will be u5. water. The Adriatic Sea will cover the c6.. The Venetians love their city and they want to s7. there. So they want to s8. Venice from the sea.

How? They can b9. some strong huge walls and gates in the sea. The gate will close to keep much water o10.. In this way, Venice won’t sink.