would never和never比如说:I would never did them again(这句子对不对?).和I never did them again.有什么区别?这个地方的would是助动词吗

问题描述:

would never和never
比如说:I would never did them again(这句子对不对?).和I never did them again.有什么区别?这个地方的would是助动词吗