# Cambridge IELTS 15 Test 4: Reading and Listening answers

Source: Recordings, passages, questions and answer keys from Cambridge IELTS 15, Test 4. © Cambridge University Press & Assessment. Used for educational practice. Explanations and evidence notes are written by Testmigo.

## Listening

- Part 1, questions 1-10: [Customer Satisfaction Survey](https://testmigo.com/ielts/listening/customer-satisfaction-survey) - [answers](https://testmigo.com/ielts/listening/customer-satisfaction-survey/answers)
- Part 2, questions 11-20: [Croft Valley Park](https://testmigo.com/ielts/listening/croft-valley-park) - [answers](https://testmigo.com/ielts/listening/croft-valley-park/answers)
- Part 3, questions 21-30: [Presentation about Refrigeration](https://testmigo.com/ielts/listening/presentation-about-refrigeration) - [answers](https://testmigo.com/ielts/listening/presentation-about-refrigeration/answers)
- Part 4, questions 31-40: [How industrial revolution affected life in Britain](https://testmigo.com/ielts/listening/how-industrial-revolution-affected-life-in-britain) - [answers](https://testmigo.com/ielts/listening/how-industrial-revolution-affected-life-in-britain/answers)

## Reading

- Passage 1, questions 1-13: [The return of the huarango](https://testmigo.com/ielts/reading/the-return-of-the-huarango) - [answers](https://testmigo.com/ielts/reading/the-return-of-the-huarango/answers)
- Passage 2, questions 14-26: [Silbo Gomero - the whistle 'language' of the Canary Islands](https://testmigo.com/ielts/reading/silbo-gomero-the-whistle-language-of-the-canary-islands) - [answers](https://testmigo.com/ielts/reading/silbo-gomero-the-whistle-language-of-the-canary-islands/answers)
- Passage 3, questions 27-40: [Environmental practices of big businesses](https://testmigo.com/ielts/reading/environmental-practices-of-big-businesses) - [answers](https://testmigo.com/ielts/reading/environmental-practices-of-big-businesses/answers)