3. These days coffee shops are ______: you're never more than a few steps away from your next cappuccino!

ubiquitous     utopian           sprawling         conurbations

4. A new train line is being planned to serve major ______ between London and Birmingham.

shanty towns      public transport     conurbations     functions

5. Los Angeles is a ______ city that seems to go on for miles.

sprawled       shanty town       pollution         sprawling

答案 1.  阅读课文并回答问题。

1. According to the United Nations, how much of the world's population will be living in a city by 2050?

70 percent.

2. True or false? Shanty towns have good quality housing built for poor people.

False. Shanty towns are poor communities where the houses are built out of cheap materials like corrugated iron and plastic sheeting.

3. What name is given to a city that uses technology to help it function properly?

Smart cities.

4. Name one benefit of encouraging cycling in a city.

It keeps people healthy and it reduces pollution.

5. What two English words is 'smog' a combination of?

Smoke and fog.

2. 请你在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处 。

1. Overnight road works were blamed for the serious congestion on the motorway last night.

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