Directions: Read the passage carefully and choose the best word to fill in each blank. In the past, man showed little care for the survival of living things. He___21___ animals for food, skins, sport or for making preserved collections. ___22___ living things-such as plants, butterflies and birds’ eggs – and preserving them was once a___23___ hobby. As a result, some species have ___24___. Today in many countries, people are not ___25___ to collect certain species of plants and all birds’ eggs. Photographing plants and animals and ___26___ animal sounds are two ___27___ which have replaced collecting.