Exercise A: Listen to the dialogue again and decide whether the following statements are true or false Write T or F in the space provided. Discuss with your classmates why you think the statement is true or false. ____1. The ancient mysterious events mentioned in the dialogue all took place in Peru. _____2. Ancient people used drills to make holes in quartz beads. _____3. There is a stainless steel tower in India. _____4. People can see what the lines represent on the ground. _____5. Cave drawings show that astronauts from outer space visited the Earth long ago. _____6. It seems that the speakers are all interested in ancient mysteries.