Rewrite the sentences in such a way that they mean almost the same as those printed before them

1. It was wrong of you to allow a 4-year child to walk home alone 
-> you should ....
2.I could realize how important the family is only after I left home
-> Not until...
3. Mrs Green is proud of her son's contribution to the play
-> Mrs Green is proud of what...
4. The recuited very few young engineers.
-> Hardly...
5. I could hold a bigparty due to my Mom's help
-> Had it...
6. Although Richard is competent in his work, he does not now how to deal with this client.
-> Competent....