get 有几种意思啊,get home 怎么是回家的意思啊? 谁能帮我解释一下 get 的用法

get的搭配很多,但在每种搭配中get的意义是不完全相同的.大多数情况下,get是及物动词,有时它也可以起连系动词的作用.
1.get+sb.(sth.)叫来某人,弄到事物.Please go and get him.去把他叫来.
She got high marks in the final examination.
2.get+sb.+st.为某人弄到事物
Will you please get me a ticket for the football match?请给我弄张足球赛票好吗?
He got me some beautiful postcards.他大帮我弄到一些漂亮的明信片.
3.get+sth.+adj.使某物处于某种状态.
We have got everything ready for the sports meet.我们已经为运动会做好了一切准备.
She got her school clothes dirty.她把校服弄脏了.
4.get+sth.+done使某事被做
You must get your homework done before you watch TV.你看电视前务必把家庭作业完成.
You'd better go and get your hair cut.你最好去理个发.
5.get+sb.(sth.)+doing让某人（物）行动起来.
My duty was to get the four of us studying the subject.我的责任是使我们四个人研究这个主题.
Who can get the machine running?谁能启动这台机器?
6.get+sb.+to do使某人做某事
My idea is that we should get a porter to carry our luggage.我的想法是我们得请个搬运工来搬运行李.
7.get+sth.+for sb.替某人弄到某物
Could you get a school timetable for me?你能帮我弄张课程表吗?
8.get+adj.(get是连系动词)
In summer it doesn't get dark until after eight o'clock.夏天,直到八点过后,天色才暗下来.
Our nation is getting more and more powerful.我们的国家变得越来越强大.
9.get+done变成某种状态（get是连系动词）
Your hand will get burnt if you are not careful.如果你不小心点,你的手会被烫伤的.
Don't get caught in the rain.别遭雨淋了.