It was quite (surprise) to see my old friend in the street

问题描述:

It was quite (surprise) to see my old friend in the street
填surprised 还是surprising,详细解答!
这句话中主语是:“见到老朋友”这件事吗?

surprising为正确选项.
主语是物或者抽象的概念,要用surprising;主语是人时,才用surprised