从下列选取 [generation] [to the children] (2) [to the grandchildren] (5) [to the great-grandchildren] (20) [to the [nth (generation)] generation] (31) [to the [nth (generation)] generation] (46) [to the [nth (generation)] generation] (62) [to the [nth (generation)] generation] (74) [to the [nth (generation)] generation] (75)