Read the text. Choose the rigt words and write them on the lines.
Perhaps some of __the__ most interesting animals that have ever lived on our planet were dinosaurs. They lived here about 100,000,000 years (1)___ . The first dinosaurs had short, fat Legs and big heads and they looked (2)____ very big lizards. This kind of dinosaur often walked on two legs. Later in history, dinosaurs necks were longer and (3)___ bodies were very heavy so they couldn't stand on just two Legs They (4)___ lived in wet places. They had short teeth (5)____ they used to eat plants in the forests there. Some dinosaurs were too heavy to (6)____ on the ground all the time. (7)___ animals often had to live by rivers so they could stand in water for part of the time. Dinosaurs are extinct now (8)____ we can read about them in books and look at pictures (9)___ them. Perhaps, in a dark cave somewhere, someone (10)____ find a dinosaur's egg one day. What do you think?