response过去式

该词没有过去式，response，名词词性，意思是回应、答应，例如：

1、Millions of people gave freely in response to the appeal for the victims of the earthquake.为响应救济地震灾民的呼吁，几百万人慷慨相助。

2、They have made generous response to the appeals for funds.他们对募集资金的呼吁作出了慷慨的响应。

3、The product was developed in response to customer demand.这种产品是为了满足顾客的需要而开发的。