从下列选取 [generation] [to the children] (6) [to the grandchildren] (18) [to the great-grandchildren] (30) [to the [nth (generation)] generation] (37) [to the [nth (generation)] generation] (43) [to the [nth (generation)] generation] (45) [to the [nth (generation)] generation] (48) [to the [nth (generation)] generation] (51)