作业帮关于 has 和 have的在这个句子的解释
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/11/07 17:53:37
关于 has 和 have的在这个句子的解释
In recent years the focus has intensified as scientists have learned more about its importance.
请详细解释使用,并翻译之.
In recent years the focus has intensified as scientists have learned more about its importance.
请详细解释使用,并翻译之.
has和have在这里都是用语现在完成时态.现在完成时态的构成是
have (has第三人称单数）+ 过去分词
He has just bought a new watch.他刚买块新表.
I have seen the film.我看过这部电影.
这句意思是：
在最近几年里,随着科学家们对其重要性了解的更多,对此的关注也就更多了.
have (has第三人称单数）+ 过去分词
He has just bought a new watch.他刚买块新表.
I have seen the film.我看过这部电影.
这句意思是：
在最近几年里,随着科学家们对其重要性了解的更多,对此的关注也就更多了.