| A | B |
|---|
| alter | to change |
| decoration | something added to make something else attractive |
| export | to sell to another country |
| visible | can be seen |
| foreign | relating to another country |
| necessity | something needed for life |
| opposition | a group who is against something |
| ideal | the best possible person or thing |
| solution | a way of dealing with a problem |
| biohazard | something harmful to living things |
| filter | to seep or pass through slowly |
| algae | a type of plant with no stems or leaves |
| boycott | to show that you are against something by ignoring it or refusing to deal with it |
