two weeks later 是用在过去时?为什么?

two weeks later 是用在过去时?为什么? 两周后他就能骑自行车了 英文是Two weeks later he was able to ride a bike,两周后不是将来时吗?为什么用了was? after two weeks 和 two weeks later 有什么区别吗（用法上）> He will come two weeks later 对吗,为什么 in two weeks 和two weeks later能互换吗?关于直接引语和间接引语题目是把下面的句子由直接引语改为间接引语He said,i will make a trip in two weeks.He said that he would make a trip two weeks later.我的问题是two we The dog was trapped there for two weeks 后面的for two weeks 不是用在现在完成时吗 前面咋是was Just two weeks after.有语病吗.和two weeks later.等同吗我知道要表达两周后，通常是after+时间或者时间+later。我想知道时间+after可否。 two weeks的同义词是? 两周用英语是说two weeks还是two weeks' 后面是in the last two weeks用什么时态 后面是in the last two weeks用什么时态 问几道英语的选择题1.They had a lot of fun during all those summers ._______ sometimes 1.Ann could not swim in the water because she was sick.这里是用but还是however?2.__________ two weeks 1.later 2.late 3.afterlater能放在这里的句 two weeks called有被公布的意思么two weeks later,the names of the team runners were () 选择项不说了 括号里填的是called 为什么? two-week holiday是等于two weeks' holiday还是two weeks' holidays? the sailors returned two weeks later ,（）A tired B tiring have two weeks' vacation为什么在two前不加a? every two weeks 用什么提问?