After _ (examine) me carefully,the doctor said there was nothing _英语解答

After _ (examine) me carefully,the doctor said there was nothing wrong with my heart.
答案是examining.为什么要这样子填?具体哪一个语法点?

人气：497 ℃　时间：2019-11-07 04:02:19

解答

examining
主动式,医生执行的动作,放在介词之后用动词的ing形式.
老师祝你学习进步!
望采纳,多谢!^_^那如果，我是说如果：介词后面的动作是被动式，那怎么办？怎么看after是介词或者连词？跟句子的是连词，跟短语的是介词。被动式是：After being examined......就是用being+过去分词。老师祝你学习进步！望采纳，多谢！^_^