“It is estimated that…” is a powerful phrase frequently used in academic writing and spoken English, particularly in contexts where data and statistics are presented. Mastering its use is key for achieving a higher band score in your IELTS exam. This article will delve into the meaning, grammatical structure, and application of this phrase, providing you with the tools and confidence to utilize it effectively.
Let’s examine some examples of how “it is estimated that” is employed across various sections of the IELTS:
Writing Task 1:
“It is estimated that global energy consumption will increase by 50% by 2050.” (Describing a trend in a graph)
“The report states that it is estimated that approximately 1.5 billion people lack access to clean drinking water.” (Summarizing information from a chart or table)
Speaking Part 2:
- “Speaking about the impact of technology on employment, it is estimated that millions of jobs will be replaced by automation in the coming decade.” (Discussing a current trend)
In each example, “it is estimated that” introduces a factual claim supported by data, showcasing its usefulness for conveying statistical information effectively.
Understanding “It is estimated that”
This phrase is an example of a reporting structure, employed to attribute information to a source without directly mentioning it.
Here’s a breakdown:
- It: A dummy subject, holding the place of the actual subject, which is the information being estimated.
- is estimated: The verb phrase in the passive voice, indicating that an estimation has been made.
- that: A conjunction, connecting the estimation to the information being estimated.
The source of the estimation is often implied to be experts, researchers, or official bodies. This impersonal style lends a sense of objectivity and authority to your writing and speaking.
Mastering the Grammar: Form and Function
The standard form of this phrase is:
It is estimated that + subject + verb + rest of the sentence.
Global Energy Consumption Increase
Variations:
- It has been estimated that… (Present perfect tense, for estimations made in the past but still relevant)
- It was estimated that… (Past tense, for estimations made in the past and may or may not still be relevant)
Examples:
- It is estimated that the population of Tokyo will exceed 40 million by 2040. (Simple present, future estimation)
- It has been estimated that over 2 billion people use social media daily. (Present perfect, ongoing estimation)
- It was estimated that the economy would grow by 3% last year. (Past tense, past estimation)
Utilizing “It is estimated that” for IELTS Success
Writing Task 1:
- Paraphrase data from graphs, charts, or tables effectively.
- Instead of directly stating a figure, use “it is estimated that” to introduce it.
- Example: The graph shows that 70% of people prefer online shopping. → It is estimated that 70% of consumers favor online shopping, as illustrated by the graph.
Writing Task 2:
- Introduce evidence or statistics to support your arguments.
- Enhance the credibility and formality of your essays.
- Example: Many young people are choosing to live in cities. → It is estimated that a significant proportion of young adults are migrating to urban areas.
Speaking Part 2 & 3:
- Present information clearly and concisely during your long turn.
- Demonstrate a range of grammatical structures and vocabulary.
- Example: Online education is becoming more popular. → Speaking about the rise of online education, it is estimated that enrollment in online courses has doubled in recent years.
Common Mistakes to Avoid
- Incorrect tense usage: Ensure the tense aligns with the time frame of the estimation.
- Word order: Maintain the standard word order of the phrase.
- Overuse: While effective, avoid using “it is estimated that” excessively. Vary your language using synonyms like “studies suggest” or “data indicates.”
Conclusion
Mastering the use of “it is estimated that” equips you with a valuable tool to present information confidently and accurately in your IELTS exam. By understanding its structure, variations, and applications, you can significantly enhance your writing and speaking skills, paving the way for a successful outcome. Remember to practice implementing this phrase in various contexts, paying close attention to grammar and tense accuracy.
