She knew they were having the same troubles that she had experience.中have为什么用having
问题描述：
She knew they were having the same troubles that she had experience.中have为什么用having
答
be动词后加动词ing
答
were 属于 be 动词 are 的过去式，所以用 be doing 表示他们过去的那个时间刚好正在做某事
答
know sb doing sth 知道某人正在做某事。
她知道他们正在遭遇她所经历过的同样的麻烦
答
be后面有动词就要用动词ing形式呀。。。
答
She knew they were having the same troubles that she had experienced.中have为什么用havingthey were having the same troubles 是一个宾语从句.宾语从句的谓语动词用【过去进行时】,意思是【她那时知道】他们那...
答
强调她知道的时候他们正在经历同样的麻烦，所以用过去进行时。