从下列选取 [generation] [to the children] (1) [to the grandchildren] (4) [to the great-grandchildren] (9) [to the [nth (generation)] generation] (21) [to the [nth (generation)] generation] (34) [to the [nth (generation)] generation] (55) [to the [nth (generation)] generation] (67) [to the [nth (generation)] generation] (83)