this is a time when和 there is a time when的区别及用法

this is a time when和 there is a time when的区别及用法 英语 there is a.time when和there is a time that的区别 there is a time when this kind of music w 英语翻译句子结构：It is/was a time when...There is/was a time when... There is a time when 和it is the first time后的句子是用什么时态? 用以下的短语造句..there was a time when..it is the first time that.. whenever there is a time when you around ,come to this world this is /was a time when从句用什么时态 there is a time和there is the time的区别 Many classes have a show-and-tell time.This is a time when t when is a good time ___(fish) there was a time when