译林版必修三U1Human activities cause increasing harm to animals语法填空.pptxVIP

1. When you think of a hunter, of lions and may . research by scientists, , shows that in , humans are the most hunters have the greatest animal . Human activities have many animals to . In the last 500 years, over 300 of animals have gone . Some activities, such as and fishing, harm animals, other activities, such as in towns and cities, animal populations. ;2. Hunting and fishing have the world’s animal . Some people animals for : meat is in some parts of the world. Some people hunt animals for : animal is to make coats and bags. Still others hunt animals just for : are and by people enjoy the of the sport. ;3. Human activities have effects onanimals can be just . When we build farms or , we animal and many animals with to live, or no food to eat. We can also put animals in without ever their . Air, water, noise and pollution can all have a deep and quite far from their . Partly to pollution by ship traffic and other human activities, the population has greatly. As the human population to grow, so the effect we have animals. ;1. When you think of a hunter,