想这个句子As I mentioned in my last letter,we can struggle to realize our dreams 可否换成现在完成时

想这个句子As I mentioned in my last letter,we can struggle to realize our dreams 可否换成现在完成时 As to the phenomenon mentioned above,句子. 求翻译as I mentioned earlier 这个句子里as是什么用法which of the following is not mentioned as having to do with good health The number of senior high school students is increasing...The number of senior high school students is increasing,as is mentioned above.请问这个句子后面的部分 as is mentioned above 为什么没有it? as is mentioned as has been mentioned above... As I mentioned happiness,this reminded me of my cousin这句话有错误吗? 怎么用as soon as这个词?as soon as i hear my alrarm clock,i jump out of my bed.这个句子中的as soon as是什么用法? I ran away as quickly as I could这个句子是不是I ran away as quickly as I could run的缩写? i have a house as big as yours 这个句子对么老师说应该是 I have as big ahouse as you两者有什么区别？i have a house as big as yours 这个句子是错的么？ 如上所述As is mentioned above , As has been mentioned above, As was mentioned above,which is right? 请问As has been mentioned above和As have been mentioned above以及As is mentioned above 有什么区别? mentioned 为什么在Do you want to be as healthy as I?这个句子中as后面用I而不用me?省略了什么句子? I not only play the guitar,I sing as well这个句子对吗?请问, 【英语】从句类型的判断“I like playing basketball as you mentioned .”这里的“as you mentioned”是什么类型的从句?（如果是状语从句请注明具体类型） as mentioned above和as is mentioned above有什么区别