Задание
Match the words with their definitions
- refuse
- investigate
- harmful
- destroy
- breakthrough
- announce
- [ ] no to do something that was offered
- [ ] to examine a problem to find the truth
- [ ] causing damage or injury to a person's health or to the environment
- [ ] to damage something so badly that it does not exist
- [ ] an important discovery that helps to improve a situation
- [ ] make known to other people