1. He drives very ____________________. He is sure to have an accident. (CARE)
2. It has become ____________________ difficult to find a job nowadays. (INCREASE)
3. Environmental ____________________ is every one’s responsibility. (PROTECT)
4. I think it's very ____________________ of him to expect us to work over time every night this week. (REASON )
5. He is interested in the ____________________ of old buildings. (PRESERVE