Cover of the textbook Focus 4 - Student's Book

The key answer of exercise 3

The key to exercise solutions in chapter 8.6 - Speaking for the textbook Focus 4 - Student's Book with authors Kay Sue, Jones Vaughan, Brayshaw Daniel and Beata Trapnell from Pearson Education

Question

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

Answer

  1. 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. the length of time it is possible to remain underground