0. Sorry, but I didn’t ____ your name.

     A take B catch

1. Giraffes are big ____ .

     A reptiles B mammals

2. Some factories pollute rivers with ____ substances.

     A harmful B harmless

3. I’d like to see a coral ____ one day.

     A rhino B reef

4. There are no green ____ on that tree.

     A tails B leaves

5. Last night I watched a documentary about a volcanic _____ .

     A eruption B avalanche