宾语从句在句中作及物动词或介词的宾语。某些系表结构的形容词有区物动词的作用,其后可接宾语从句,该类形容词主要有:certain, afraid, sure, anxious, aware, glad, proud, surprised, worried, sorry, ashamed, determined, pleased, satistied, annoyed, disappointed 等
I doubt whether he will come. 我怀疑他是否会来。(及物动词 doubt 的宾语)
Whether you will succeed or not depends on what you do and how you do it.你是否会成功取决于你做什么和怎样做。(介词on 的宾语)
在介词 in,except, save, besides 和 but 之后可以跟 that 从句,但多看作固定用法:in that(因为),except that(除了⋯⋯),bat that(要不是….)save that(除了…),besides that(除了⋯)