F) Complete the text with the correct words. Thousands of years ago there 1) mammals with very big tusks. These animals 3) like elephants we see today but mammoths 5) mammoths in Europe. They 2) very strong. They 4) much bigger and fury. The saber-toothed tiger also lived at the same time as mammoths. It 6) a tiger, this animal 7)_________ a big cat. Its teeth 8) very dangerous. animal 9) large really very long. This tiger-like though they are extinct now, we know these animals as the ancestors of elephants and tigers.​