英语问题英语里那个什么have加过去分词这是什么句式啊还有完成时的构成是什么,给个例句还有exciteexcitedexciting我区别不开怎么用额外分大大的有

Question

英语问题
英语里那个什么 have 加过去分词这是什么句式啊
还有完成时的构成是什么,给个例句
还有 excite excited exciting 我区别不开怎么用
额外分大大的有

Answer 1

have done是现在完成时态
完成时分为：
现在完成时 have(has)+过去分词
We have learned a lot from this text.
He has learned a lot from this text.
过去完成时 had+过去分词
I had finished my homeword before supper.
将来完成时 shall/will+have+过去分词
I shall have finished the letter by supper time.
现在完成进行时 I have(has) been + doing
The girl has been painting for fifteen years.
过去完成进行时 had been doing
His family had been living in Rome when hthe war
broke out.
excite 是动词“使……激动,使兴奋”The news excites me.这消息使我兴奋
excited 激动的,指人的感情 She is very excited.她很激动
exciting 指某事物让人激动的 指的是某事物的特点
I have heard the exciting news.我已经听过了那激动人心的消息.