从下列选取 [generation] [to the children] (6) [to the grandchildren] (17) [to the great-grandchildren] (19) [to the [nth (generation)] generation] (24) [to the [nth (generation)] generation] (27) [to the [nth (generation)] generation] (28) [to the [nth (generation)] generation] (29) [to the [nth (generation)] generation] (30)