2级

单选题The early stowaways swore their allegiance to the nation and received their naturalization.

参考答案:D进入在线模考
[分析]名词辨析
allegiance表:忠贞,效忠;A.epithet绰号,称号;B.monition忠告,警告,传票;C.immensity广大,无限,浩瀚;D.10yalty忠诚,忠心;因此D为答案。