the boss asked his secretary____he had finished typing the repord____.Aif;or not B if;not...
问题描述：
the boss asked his secretary____he had finished typing the repord____.Aif;or not B if;not...
the boss asked his secretary____he had finished typing the repord____.Aif;or not B if;not C whether;or not D whether;not 最好讲一下理由
答
选A.这是一个过去时的虚拟语气句子,意思是,老板问了秘书是否已经打完了这份报告.
or not 后面其实精简了内容的表达形式.if,是虚拟语气的使用词