1/ there is a .....faucet in your kitchen (drip)
2/ we can protect the environment by ....air pollution(reduction)
3/ I'm very ....because they use electricity to catch fish ( worry)
4/ I want to see the ....of environment from the local authority (protect)
5/ she was...... pleased that she passed the exam (extreme)
6/ the old man walked ....to the park(slow)
7/ don't forget to drive....(care)
8/ that's .... I'm pleased that you work very hard(wonder)
9/ he is one of the most famous...in the world (environment)
10/ if we go on litering the environment will become...polluted(serious)