it 常作先行代词,指代事物或人,代替后面的短语或从句,或用于表示强调的句型中。但是,近年来高考试卷中也出现了考查 it 特殊用法的试题。例如:I hate____when people talk with theirmouths full.(1998年全国卷)A. it B. that C. these D. themI like____in the autumn when the weather is It is often used as an antecedent pronoun, referring to things or people, replacing later phrases or clauses, or used to represent stressed sentences. However, in recent years there have also been examination papers that examine the use of it. For example: I hate____when people talk with theirmouths full. (1998 national volume) A. it B. that C. these D. themI like____in the autumn when the weather is