Last year I came to this factory and I have been working her

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/18 10:14:54

Last year I came to this factory and I have been working here ( )
A ever since B after that time C from then on D then
我想请问为什么选A 不选C
都是从那时起的意思是吧?

可以说from then,不用再加个on了再问：可是区别在哪里呢？加不加on 和A 的区别？谢谢你哦，，，我还是不很明白！
再答：没有c这个短语，因此选择A啊
再问：嗯……有的哦！~也是从那时起的意思~
再答： A用于完成时 C用于过去式中

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