The key answer of exercise 4
The key to exercise solutions in chapter 5.7 - Writing for the textbook Wider World 4 - Student's Book with authors Suzanne Gaynor, Kathryn Alevizos and Carolyn Barraclough from Pearson Education
Question
Work in pairs. List the advantages and disadvantages Nina gives for space travel. Are they the same as your ideas in Exercise 2?
Answer
Advantages
- look for another planet to live on
- test new technology
Disadvantages
- too expensive
- dangerous
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