请问As has been mentioned above和As have been mentioned above以及As is mentioned above 有什么区别?

请问As has been mentioned above和As have been mentioned above以及As is mentioned above 有什么区别? as has been mentioned above... This has been flagged as spam翻译 This message has been reported as SPAM. as has been stated中文意思 as has been report是什么意思呢 请问以下英文的用法怎样用?请举例说明 (必定加分) with who& with whom& according to& as long as& However& as soon as& Has long been& therefore. IN WITHNESS WHEREOF,this contract has been executed effective as of the date first above written请问如何翻译这一句? His father has been suffering from lung cHis father has been suffering from lung cancer for half a year,so the doctor Suggest that he （should take ）operation as soon as possible 请问这个should 可以省略吗? as has been the case in previous years.请问这句话的意思,并分析句子,there will be no big pay increases this year,as has been the case in previous years. 英语翻译请问为什么不是 has been opened? 请问have been 和has been有什么区别 she has been----- abroad 3 yearsa.as early as b,as soon as c.as long as This post has been saved as a draft. 什么意思? 英译中Has been assessed as having fulilled the following requirements ...has been seen as...这个句型怎么用? has been a和work as的区别 Beijing,has been known as an ancient city.