Howoldisyourson的精选

问题详情：单项选择；从A、B、C、D四个选项中选出最佳选项。—Howoldisyourson?—_________.Wehadaspecialpartyforhis_________birthdayyesterday.A,nineB.Ninth,nineC.Nine,theninth D.Nine,ninth【回答】D知识点：数词...