Cover of the textbook Performer B2 - Workbook

The key answer of exercise 9

The key to exercise solutions in chapter Unit 6 - Save the Earth for the textbook Performer B2 - Workbook with authors Marina Spiazzi, Marina Tavella, Margaret Layton from Zanichelli

Question

Correct the mistakes in the sentences. Be careful: two sentences are correct.

Answer

  1. Before buying an electric car, you need to check if there are any public charging stations near your home.
  2. ✔
  3. As we see it, people ought to use planes less.
  4. Children under the age of 12 shouldn't go on the roller coaster: it's far too dangerous.
  5. I needn't have booked the show beforehand, but I did.
  6. ✔

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