as well as相当于连词还是介词?

as well as相当于连词还是介词? as well as为何能做连词,不是介词吗? as well as是否相当于with as well可以作连词吗? as she well as dances her sister .连词成句 such as 中as是连词还是介词?Such a clever boy as he can learn anything quickly.这个句子中as是什么词性? as作连词后接句子还是短语?like作介词后接什么? 英语翻译as well as sb as well as as well as 近义词 as well as as well as中文 as well as well well as. as well 与as well as区别 as well as 与 as well 造句 as well as 和as well RT