I’ve seen him yesterday.I`ve seen him.为什么第一句是错的不好意思我的意思，为什么有yesterday就不能用现在完成时。这是直接规定吗另外下面这句话对吗I` ve seen him when he was playing the football.

分类: 作业答案 • 2021-12-19 16:25:01

问题描述：

I’ve seen him yesterday.I`ve seen him.为什么第一句是错的
不好意思我的意思，为什么有yesterday就不能用现在完成时。
这是直接规定吗
另外下面这句话对吗
I` ve seen him when he was playing the football.

答

yesterday一般情况下与一般过去式连用,如：I saw him yesterday.
要用现在完成时与表示一段时间的词或词组连用,故这里就只能说I’ve seen him.

I’ve seen him yesterday.I`ve seen him.为什么第一句是错的不好意思我的意思，为什么有yesterday就不能用现在完成时。这是直接规定吗另外 下面这句话对吗I` ve seen him when he was playing the football.