Cover of the textbook On Screen B1+ - Student's Book

The key answer of exercise 2

The key to exercise solutions in chapter 5b - Vocabulary for the textbook On Screen B1+ - Student's Book with authors Virginia Evans and Jenny Dooley from Express Publishing

Question

  1. Fill in.
  2. Use the phrases  in sentences of your own.

Answer

  1. 1) emergency; 2) complete; 3) light; 4) car; 5) security; 6) office; 7) seafront; 8) sleep; 9) heart; 10) starry
  2. 1) The emergency services respond to accidents and emergencies.; 2) You need complete darkness to see all the stars at night.; 3) Light pollution is a big problem these days.; 4) Many car parks leave lights on at night.; 5) Security lights also cause a lot of light pollution.; 6) When office blocks turn their lights off at night it helps birds.; 7) The lights from seafront hotels affect turtles in some areas.; 8) Too much light at night can affect your sleep patterns.; 9) Heart disease is a serious side effect of lack of sleep.; 10) I love to look at starry skies at night.

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