what happened in the street这句话正确吗what has hpaaened at the forest of the usa in the last 350years?还是what has hpaaened to the forest of the usa in the last 350years?为什么what has hpaaened at the forest of the usa in the last 350years理解为在美国的森林发生了什么事不对吗
问题描述：
what happened in the street这句话正确吗
what has hpaaened at the forest of the usa in the last 350years?还是what has hpaaened to the forest of the usa in the last 350years?为什么what has hpaaened at the forest of the usa in the last 350years理解为在美国的森林发生了什么事不对吗
答
第二个句子是对的.happen to是固定搭配,这里指发生...事件,产生影响.可以理解为在过去350年里,美国的森林有着怎样的变化.