we are apperciate you great support and spent so many painst

We appreciate your great support and spending so much pains taking effoer on SEMC project。楼主,这句话有几个错误1。appreciate 是动词,前面的are要去掉2。应该是your great support,而不是you3。spent换成spending因为appreciate后面可以接名词,也可以接动名词4。many换成much,因为effort 是不可数名词。