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English Test Coach

By English Test Coach · Updated

General Training Task 1 · Letters by purpose

IELTS thank-you letters: be specific about what helped

An IELTS thank-you letter thanks the reader in the first sentence, describes exactly what they did, explains the difference it made and covers any final point in the task, such as an invitation or suggestion. Specific details make thanks sound sincere.

The official General Training format asks for a letter of at least 150 words. The model answer and tasks below are original teaching material, not official IELTS questions or examiner-scored responses.

A four-paragraph plan for a thank-you letter

  1. Thank the reader. Say who or what you are thanking them for in the first sentence.
  2. Describe what they did. Specific actions, not general praise.
  3. Explain the difference. What happened as a result, for you or for others.
  4. Cover the last bullet. Often an invitation, a suggestion or an offer to return the favour.

Follow the order of the bullet points unless another order is clearer for the reader. Every bullet needs its own developed point, not a single line that repeats the question.

Choose the tone for the reader

Who you are writing to, the tone to use, and a suitable greeting and closing
ReaderToneGreetingClosing
A friend or hostInformalDear MayaLove or Speak soon
A named manager or officialFormal or semi-formalDear Ms TurnerYours sincerely
An organisation, name unknownFormalDear Sir or MadamYours faithfully

Thanks to a friend can be warm and personal. Thanks to an organisation about a member of staff should be precise, because the manager may use your letter to recognise that person. Our guides to formal, semi-formal and informal letters go further into register.

Model answer

Original practice task

A member of staff at your local library helped you find information for an important project. Write a letter to the library manager. In your letter:

  • describe the help you received
  • explain how it made a difference
  • suggest how the library could recognise the staff member

Dear Ms Turner,

I am writing to thank one of your staff, Mr Ben Adeyemi, for the help he gave me at the library last month.

I was researching the history of our town's old textile factory for a local history competition, but I could not find any useful records online. Mr Adeyemi spent over an hour showing me how to search the library's archive of local newspapers. He also found a box of photographs from the 1950s that I would never have known about.

Thanks to his help, my project included material that no other entrant had used, and last week I learned that it had won second prize. More importantly, I now know how to use the archive for my own research.

I believe Mr Adeyemi deserves to be recognised for going beyond what was expected of him. Perhaps his work could be mentioned in the library newsletter, or he could be put forward for a staff award if the council has one.

Thank you again for providing such a valuable service.

Yours sincerely,

Hannah Clarke

178 words, counted the way our writing workspace counts them. Names and details are fictional.

Why it works

  • Who and when: The first sentence names the staff member and the occasion.
  • Specific help: The archive search and the box of photographs show exactly what he did.
  • A real difference: The prize and the new research skill complete the second bullet.
  • A realistic suggestion: Two modest, polite ideas answer the third bullet without telling the manager what to do.

Useful phrases

Use these to start a sentence, then finish it with details from your own task. Examiners look for memorised language, and a memorised paragraph does not answer your bullet points.

Formal thanks

  • I am writing to thank you for…
  • I would like to express my gratitude for…
  • I am very grateful for…

Informal thanks

  • Thanks so much for…
  • It was really kind of you to…
  • I can't thank you enough for…

The difference it made

  • Thanks to your help, I…
  • It made a real difference because…
  • Without your advice, I would not have…

Closing

  • Thank you once again for…
  • I hope I can return the favour soon.
  • Informal: You must come and stay with me next time!

Mistakes to avoid

General praise only

“You were very helpful and kind” could describe anyone. Say what the person actually did.

No result

If the task asks how the help made a difference, describe an outcome: what you achieved or avoided.

Ignoring the last bullet

Thank-you tasks often end with an invitation or a suggestion. Give it its own paragraph.

Practise with original questions

An informal thank-you to a friend who hosted you for a weekend, ending with an invitation. Each has planning notes and an annotated answer.

Questions about IELTS thank-you letters

How do you write a thank-you letter in IELTS?

Thank the reader in the first sentence, describe exactly what they did, explain the difference it made and cover the last bullet, which is often an invitation or a suggestion.

Should an IELTS thank-you letter be formal?

It depends on the reader. Thank a friend or host informally. Write formally to a manager or organisation, especially if you are praising a member of their staff.

How long should an IELTS thank-you letter be?

The task asks for at least 150 words, and the question suggests spending about 20 minutes on it. Specific details about the help make it easy to reach the minimum without repeating yourself.

Write your thank-you letter and check it

Write for 20 minutes, then get an estimated band for each criterion, a checklist of the bullet points you covered and what to revise first. Your first check needs no account.

More letters by purpose: Complaint letters · Apology letters · Request letters · Invitation letters. Or start from the General Training Task 1 guide.