IELTS Academic Writing Task 1: Sample 32_Diagram

You should spend about 20 minutes on this task. Write at least 150 words.

The diagram below shows the production of electricity using a system called Ocean Thermal Energy Conversion (OTEC).

Summaries the information by selecting and reporting the main features, and make comparisons where relevant.

How Ocean Thermal Energy Conversion (OTEC) works

Source: Daily Telegraph - 8th Jan 2008