Yesterday I and I put my head back right away.A. had a nosebleed B. got hit on the head C.

问题补充：

Yesterday I and I put my head back right away.

A. had a nosebleed B. got hit on the head C. cut my knee

答案：

解析：句意：昨天我流鼻血了，我马上仰起了我的头。had a nosebleed 流鼻血； got hit on the head撞了头； cut my knee割伤了膝盖。根据I put my head back right away可知该选A。