I think后面一般不加动词而是要加从呴。而且从句只能用肯定式如果表达否定的意义,则把not放在主句中这叫做否定转移。 1) 将think, believe, suppose, expect, fancy, imagine等动词后面宾语从句的否定词转移到主句中即主句的谓语动词用否定式,而从句的谓语动词用肯定式 I don't think I know