it was the first national day when they happened to meet each other again想知道句中when的地方可以用On which替代吗?如果不可以的话为什么?这是时间状语从句 如果要变成定语从句是怎样的呢?

It was the first day of the 10th moon. What's more ,Nat King Cole sang the song in a very special way.That was the first time the song ,Mona Lisa ,ever sounded like that.(英翻汉） it is/was the first time that有什么用法 it was the first time 后面为什么要用过去完成时 it was the first time连接过去时还是过去完成时? it was the first day of biology class翻译 Galileo was the first man to prove it! It was first January,the first day of the.thIt was first January,the first day of the.that they are there for me where was( )the first computer was made?A.it that B.it C.time D.that 72.______ Nat Turner who led a revolt against slavery in Virginia in 1831.a.Where was b.It was c.He was d.it was him为什么c不行75.It was ______ late in the evening that the students returned to the dormitories.a.till b.before c.when d.not until 英语翻译it is the first time +现在完成时----------it is the first time that I have seen a tiger.it was the first time+过去完成时-----------It was the first time that he had said ( that )he loved me. it is the first time和it was the first time后面接的时态各是什么? 用for.the.first.time和at.first 和it.was.the.first.time和the.first.time各造一个句子,说明她们的区别 it was the first newspaper sold on trains .sold前可加that was?为什么? Sixteen-year-old Maria was waiting in line at the airport in Santo Domingo.She was leaving her nat 李娜说:“it was the first game,easy or tough 还有半句：李娜说的是:“it was the first game,easy or tough,nothing between It was the first time for the village boy tolive in the city and he was st( )to city life. the girl told him that it was her ( )first jobA./ B.an C.the D.a