Cover of the textbook Focus 4 (2nd edition) - Student's Book

The key answer of exercise 3

The key to exercise solutions in chapter 8.6 - Speaking for the textbook Focus 4 (2nd edition) - Student's Book with authors Sue Kay, Vaughan Jones and Daniel Brawshaw from Pearson Education

Question

You are going to listen to a presentation about the Giant Crystal Cave. How does the information below relate to the topic? Listen and check.

Answer

  1. The year when mineral miners from the town of Naica, in Northern Mexico discovered the cave.
  2. The age of the enormous crystals of Cueva De Los Cristales.
  3. The weight of the largest crystal in the cave.
  4. The temperature in the cave.
  5. It is impossible to remain underground in the cave for more than ten minutes at a time.

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