是不是the first time用过去式 for the first time 用现在完成时

是不是the first time用过去式 for the first time 用现在完成时 是不是the first time用过去式 for the first time 用现在完成时 It's the first time ,for the first time ,the first time ,at first 区别?哪个后面加过去时态 the first time的句子什么时候用过去时,什么时候用完成时? it was the first time连接过去时还是过去完成时? the first time和a first time是不是都翻译成第一次 有什么区别? that was the first time that之后是不是一定要用had done 英语翻译the first time这里是不是指立刻? That was the first time (that) I had been in Rome.为什么用过去完成时?“第一次”和“到罗马”怎样体现出过去的过去? 用“the first time ”造句RT the first time 造句 for the first time. the first time 和 for the first time 有什么区别?是不是有个相当于when的' “at the first time” 与“at first 中文意思是不是一样的? 用the first/last time/any time/day造句 什么时候用the first time什么时候用for the first time? this is the first time this was the first time 怎么用,有什么区别? the first time和 for the first time分别用什么时态?