No one has 1. ….. seen a dinosaur. The last dinosaur died about 60 million years ago, a long time 2. ….. there were any people on the earth. 3. …… knows for sure why they all died. The nearest living relatives of dinosaurs are birds. Dinosaurs didn’t all look the same. There were more 4. ….. 5 000 kinds. Some were very small, 5. ….. others were giants. The largest were bigger than any other animals that ever lived 6. ….. land. The Brontosaurus, for example, was twenty metres long, and it 7. ….. plants. The Tyrannosaurus Rex was not as 8. ….. , but it was stronger. It had sharp teeth for eating meat. Also it could run fast 9. ….. it had long back legs.

1. never/ever/yet
2. before/that/when
3. everybody/nobody/people
4. than/as/that
5. but/or/as
6. in/at/on
7. eats/ate/eat
8. biggest/bigger/big
9. that/because/where