You shoulda seen me.尤其是shoulda是什么特殊的用法?

shoulda,kinda等以a结尾的词语是什么意思?
其他可以列举一些吗?

oughta shoulda 和 outta各是什么意思 请造句表明
outta=have got i have got home这句话对不对 是什么时态

According to the writer，parents shouldA choose for their children B understand their children C D
Many teenagers feel that the most important people in their lives are their friends. They believe that their family members don’t know them as well as their friends do. In large families, it’s quite often for brothers and sisters to fight with each other and then they can only go to their friends for some ideas. It is very important for teenagers to have one good friend or a group of friends. Even when they are not with their friends, they usually spend a lot of time talking among(在……之间) them on the phone. This communication is very important in children’s growing up, because friends can discuss something. These things are difficult to say to their family members. However, parents often try to choose their children’s friends for them. Some parents even stop their children from meeting their good friends. Have you ever thought of the following questions? Who choose your friends? Do you choose your friends or your friends choose you? Have you got a good friend your parents don’t like? Your answers are welcome
According to the writer，parents should
A .choose for their children
B .understand their children
C.welcome all their children's friend
D.stop their children from chooseing friends