Part 1
You should spend about 20 minutes on this task. Write at least 150 words.
Part 2
You should spend about 40 minutes on this task. Write at least 250 words.
The diagram below shows the process of producing drinking water from seawater through desalination.

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It was predicted that with the development of technology, people in the 21st century would have much more free time than in the past. To what extent has this prediction come true?
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