The boss asked his secretary_____he had finished typing the report
问题描述：
The boss asked his secretary_____he had finished typing the report
A.if;or not B.if;not
Cwhether;or not D.whether;not
在AC间徘徊 求正确答案以及解释-v-
The boss asked his secretary_____he had finished typing the report_____
A.if;or not B.if;not
Cwhether;or not D.whether;not
答
Cwhether;or not
if不能和or notlianyong