IELTS writing task 1
describing a PIE CHART
IELTS pie chart Question:
The two pie charts below show the percentages of industry sectors` contribution to the economy of Turkey in 2000 and 2016. 

Summarize the information by selecting and reporting the main features and make comparisons where relevant.
1. Introduction
Paraphrase the information from your question and mention 2 important things:
what your graph shows
for what period of time
Overview
briefly describe 2-4 key features of your chart.
In our case there are two main options to describe key features:
find the biggest and smallest slices of each pie chart
find which slices became bigger/smaller or didn`t change


Overall, at the beginning of the period construction contributed the least to the economy of Turkey and agriculture was the most significant economic sector. In comparison, at the end of the period healthcare and education became the largest economic segment and the lowest contribution was made by financial, business and other services.
Body
should group the specific details of your chart in 2 paragraphs.
You can group data in such way:
Sectors that had an increase (construction; trade utilities & transportation; manufacturing; finance, business and other services)
Sectors that had a decrease or didn`t change (agriculture; government; leisure and hospitality; healthcare and education)
Vocabulary for PIE CHART: 
biggest slice
It is clear that ____represents the largest portion of _____, whereas _____ is undoubtedly the smallest.
Sales of _____ stood at __% in 1925, which is the majority of_____.
(If the percentage is around 60%) – Nearly a third…
(If the percentage is around 52%) – Over a half of all respondents…
smallest slice
A small fraction…
Exactly 30% of students…
(If the percentage is around 25%)  Roughly a quarter of respondents
…whereas sales for _____ were just 10%.
In 1955 approximately three quarters were ____, whereas in 1960 this had fallen to just under a fifth.
Fraction