为什么是be headed for?表示向某个方向前进时为什么用的是be headed for而不是be heading for?还有哪些词也是这种类型用法的?

I was kinda supposed to be headed for Aruba on my honeymoon.为什么是 be headed,可以不要be吗? 为什么是be headed for?表示向某个方向前进时为什么用的是be headed for而不是be heading for?还有哪些词也是这种类型用法的? be headed for是什么意思 be headed be They were headed. be headed on vocation I headed for the The boy slipped out of the room and headed for the swimming pool without his parents' _____.为什么headed前面为什么没有be动词 headed 在I am headed to Beijing.这句话中为什么是head要加“-ed”,是什么用法,是被动语态么?head有“朝着（某一地点）行进”之意,be headed to是“被”朝着（某一地点）行进么? I was kinda supposed to be headed for Aruba on my honeymoon帮分析下成份,为了弄清 此处的 be suppose to 和 be headed for ; 还是 be supposed to be 和 headed for 这个结构呢,个人认为是前者那种结构理解正确；再就是 it is like a bullet headed straight for my heart.用 headed还是heading为什么? head for 的意思全句是I headed for the company. -Finally electric cars______to the mass market—and cities ______to get ready for them.-Really,it is good news after all.A.headed; have started B.are heading; are startingC.have headed; have started D.will be headed; are startingPeople are advised t Here _______(be) a letter for you.这里be为什么是is 还有为什么不是have be famous for中for表示什么 一道英语小题 为什么是for there to be而不是there being?一道英语小题为什么是for there to be而不是there being?补充图片 可以再问一个吗?the boy promies__late for school again.为什么是not to be