You should spend about 20 minutes on this task.
The diagrams below show the life cycle of the silkworm and the stages in the production of silk cloth.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
» Write at least 150 words.
The percentage of overweight children in western society has increased by almost 20% in the last ten years.
Discuss the causes and effects of this disturbing trend.