Zakreśl odpowiednią formę zdania A lub B.

1. I'd like to see a coral__one day. A rhino B. reef
2. There are no green __on that tree. A tails B leaves
3. Giraffes are big __. A reptiles B mammals
4. Last night I watched a documentary about a volcanic__. A eruption B avalanche
5. Some factories pollute rivers with__substances. A harmful B harmless