Task 1: You should spend about 20 minutes on this task.
The table below shows the main energy source used for home heating in three countries in 2000 and 2020. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
| Country | Main source, 2000 | Main source, 2020 |
|---|
| Country A | Coal (58%) | Natural gas (49%) |
| Country B | Natural gas (61%) | Electric heat pump (37%) |
| Country C | Wood (45%) | Natural gas (52%) |
Write at least 150 words.
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