例：I told him that he was wrong.
l在think,believe, suppose, expect等動(dòng)詞引起的賓語從句中，有時(shí)謂語盡管是否定意義，卻不用否定形式，而將think 等動(dòng)詞變?yōu)榉穸ㄐ问健?br />
例：I don’t think you are right. (我認(rèn)為你做的不對(duì))
l在許多帶有復(fù)合賓語的句子中，that引導(dǎo)的賓語從句經(jīng)常移到句子的后面，而用it做形式賓語。
例：We think it wrong that he told a lie to everyone (我認(rèn)為他向每一個(gè)人撒謊是錯(cuò)誤的)
B,由連詞if、 whether 引導(dǎo)的表示“是否…”的賓語從句。Whether,if 在從句中不做句子的成分，一般情況下，whether和if 可以替換。
例：I don’t know if/whether he will come tomorrow.
The teacher asked if/whether we had finished the experiment.
l在介詞后面的賓語從句中不用if引導(dǎo)
例：Everything depends on whether we have enough money。
l賓語從句中有or not時(shí)不用if引導(dǎo).
例：I don’t know whether the movie star will come or not.
l和不定式連用作賓語時(shí)不用if引導(dǎo).
例：Whether to go there or not hasn’t been decided.
C,由wh-引導(dǎo)的賓語從句。連接代詞who,whom,whose, what, which,和連接副詞when, where, why, how 等連接的賓語從句，它們?cè)诰渲屑从羞B接從句的作用，又在句中充當(dāng)句子的成分。
例：Do you know which film they are talking about (which做定語)
I don’t know where he lives. (where 做地點(diǎn)狀語)
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