有这样一道语文试题:有的话孤立起来看,可以有不同的理解,放在一定的上下文里,就明确了。参照例句,在句前或句后的横线上加些话,使原句的意思变明确。【例】我要炒肉丝你把油拿来你要粉蒸肉我要炒肉丝A.开刀的是他父亲B.开刀的是他父亲 There is such a language test questions: Some words isolated, there can be different understanding, on a certain context, it is clear. With reference to the example sentence, put some words on the horizontal lines before or after the sentence so that the meaning of the original sentence becomes clear. [Example] I want to shredded pork you bring the oil you want to steamed meat I want shredded pork A. Aid surgery is his father B. Opened his father