Cover of the textbook Focus 4 - Student's Book

The key answer of exercise 1

The key to exercise solutions in chapter 0.4 - Visitors from space for the textbook Focus 4 - Student's Book with authors Kay Sue, Jones Vaughan, Brayshaw Daniel and Beata Trapnell from Pearson Education

Question

In pairs, write the noun forms of the verbs in the box. Include nouns for people if appropriate. Then underline the stressed syllables.

Answer

  • conclusion
  • destruction
  • evolution
  • exploration; explorer
  • investigation; investigator
  • observation; observer
  • preservation
  • research; researcher