Did the boys enjoy______at the partythemselves themself oneself them
问题描述：
Did the boys enjoy______at the party
themselves themself oneself them
答
根据enjoy oneself,选第一个，第二个词本身就是错误的，第三个没有这种，
答
enjoy oneself 固定词组 复述所以用thenselves
答
themselves
答
themselves
因为boys是多个，不是一个