To ___(谁) is the letter?There is no name on the enevlope.
问题描述:
To ___(谁) is the letter?There is no name on the enevlope.
答
填 Whom
介词 to 后面 接 宾格形式 所以是 whom
翻译; 这封信是给谁的?信封上没有名字