改错题!1:I join in my family in giving you and your family the

改错题!
1:I join in my family in giving you and your family the best regard before the Spring Festival
2:It's bad manner to speak with others with your fingers pointing at them
3:He has been in the habit of making repair when he is free on Sundays
4:My boss spares no pain to help his employees out whenever they are in trouble