Her operation was a success but it took her a long time to from her illness.A. sufferB.

问题补充：

Her operation was a success, but it took her a long time to from her illness.

A. suffer

B. return

C. recover

D. come

答案：

A. suffer

B. return

(答案→)C. recover

D. come

解析：考查动词辨析：A. suffer遭受，B. return回来，C. recover恢复，D. come来，句意：她的手术很成功，但是从病中恢复花了很长时间。Recovery from从…中恢复，选C。