Task 1:
The number of international conferences in three cities.
Level: Easy
Type: Line chart
1. Sample:
The line graph illustrates the number of international conferences held...

Task 1:
The graph shows estimated oil production capacity for several Gulf countries between 1990 and 2010.
Level: Medium
Type: Bar chart
1. Sample:
The bar chart...

Task 1:
The line graph below shows the oil production and consumption in China between 1982 and 2006.
Level: Easy
Type: Line graph
1. Sample:
The graph...