1) Getting up early every day is good for your health.
You should get up early every day because it is good for your health.
2) It's good if children go to bed early.
Children should go to bed early because it is good for their health.
3) It's not a good idea when students copy other students' work.
Students should not copy other students' work because it is not honest.
4) It's a good for you to take exercise every day.
You should take exercise every day because it is good for your health.
5) It's very important not to drink the water there. It will make you ill.
You should not drink the water there because it will make you ill.