1. (2019高三上·常德月考) 语法填空

    Many of the earth's plants and animals have already(die) out, and a hundred species become (endanger) every day. If nothing is done, we may find ourselves (lonely) on the earth.

    Wild animals live in the (forest) which are being destroyed by people. As result, the animals are (lose) their habitats. Without the trees, the animals are short of food. And many animals are dying out because of pollution.

    I suggest that measures should be taken (protect) wildlife. The government should keep people destroying forests and shut down the factories pollute rivers and air, I think more wildlife reserves should also be (build).