2. When people run after an animal and kill it for food or sport. 3.When an animal makes a house or something new. 4.When
two animals are angry they do this. 5.When an animal makes a big hole. 6.When people do something good and make an animal's life easier.

a - build, c - fight, d - hunt, e - eat, f - dig, g - help

2-d, 3-a, 4-e,5-f,6-g