Question

D Fill in: protect, covers, survival, reefs, supply. 1 The harmful chemical has poisoned the city's water 2 There are lots of colourful coral in the sea. 3 We should all make an effort to endangered animals. 4 Water 5 .......... most of the Earth's surface. Overfishing is endangering the of many sea creatures.​

Answer 1

1. Supply

2. reefs

3.protect

4. covers

5. survival  

Объяснение: