_______is often the case with elder people, my grandma talked about my new hairstyle for at least 30 minutes

The wrong you have done to him is terrible，________， in my opinion，you should apologize to him.

The restaurant is far from cleanTo my ________, there are flies landing on dishware occasionally.[ ]

The population of that city 1.8 million and one third from the countryside.

Teenagers may run into many problems and it is a _____ for them to be able to talk to someone who understands their problems.