【用戶】熊熊讚
【年級】高三下
【評論內容】空格位置往前修飾人Carrel，因此用who(B)的子句中缺少動詞，文法錯誤。1.Following the pioneering surgical work of Carrel2.Carrel developed the technique of blood vessel anastomosis合併Following the pioneering surgical work of Carrel, who developed the technique of blood vessel anastomosis , numerous attempts at nonhuman primate organ transplantation in patients were carried out in the 20th century繼卡雷爾（Carrel）開創性的外科工作，開發了血管吻合技術之後，20世紀對患者進行了無數次非人靈長類器官移植的嘗試。