In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks with the exact words you have just heard. Finally, when the passage is read for the third time, you should check what you have written. Sixty-five million years ago the dinosaurs died out along with more than 50% of other life (1) on the planet. Nobody knows exactly why dinosaurs went (2) but scientists are (3) and studying a few main ideas. One idea is that dinosaurs were no longer able to (4) . Throughout time, all living (5) have had to adapt to (6) such as weather, availability of foods, and predators. If dinosaurs were no longer able to (7) , it might have caused them not to (8) . Other ideas (9) occurrences that might have changed the dinosaurs’ living conditions. One good possibility is that a meteor crashed into Earth. Scientists have evidence which points towards a very big meteor that may have crashed into Earth and caused a lot of dust. The dust might have made the air difficult to breathe, or it may have (10) the light of the sun for so long that the plants died and the dinosaurs were left with nothing to eat. Other evidence shows the possibility that a volcano or many volcanoes erupted and caused changes in the weather or particles in the air that the dinosaurs couldn’t live with.