He came out of the forest when the sun____(sink)

He came out of the forest when the sun____(sink)
He came out of the forest when the sun____(sink)

He came out of the forest when the sun____(sink)
答案：sank 落下
解析：本句的时态是一般过去时,sink的过去式是sank
翻译：当太阳落山的时候,他从森林里出来.