首先到田边或滩头，含上一口口泥，在人们的家中，梁上、墙壁的凹处巩巢，产蛋、育子和贫穷的人们过上幸福祥和的日子，这是人们有目共睹的。
B-Time I-Time O B-Location I-Location O B-Thing I-Thing O O O B-Metric I-Metric I-Metric B-Thing O O B-Location I-Location I-Location I-Location I-Location O B-Location I-Location O B-Thing I-Thing O B-Location I-Location B-Thing I-Thing O B-Thing I-Thing O B-Thing I-Thing O O O O B-Person I-Person O O O O O O O O O O O O B-Person I-Person O O O O O O