Cover of the textbook Outcomes Elementary - Student's Book

The key answer of exercise 2

The key to exercise solutions in chapter 15 - It'll solve all our problems for the textbook Outcomes Elementary - Student's Book with authors Hugh Dellar and Andrew Walkley from National Geographic Learning

Question

Work in pairs. Discuss what you think each sentence in Exercise 1 might refer to.

Answer

  1. could be 2, 3, 5, 6, 7
  2. 1, 4, 8


  1. It allows you to keep all your files in one safe place: phone app or computer software, or some other piece of technology (such as a memory stick).
  2. It allows you to develop your own apps quickly and easily: computer software.
  3. It allows you to check your heart rate easily: mobile app or a machine such as a heart monitor in a hospital.
  4. It allows you to produce electricity at home: machine or technology, e.g. wind turbine, generator, solar panel.
  5. It allows you to create tests for the vocabulary you’ve learned: app or software (including the Vocabulary Builder on the Outcomes website).
  6. It allows you to solve problems with the computer quickly: app or software.
  7. It allows you to control everything in your house from your phone: app.
  8. It allows you to save a lot of energy because it’s so efficient: machine or some other technology such as a boiler / or very efficient heater.