宾语从句(object clause)在主句中作谓语动词、介词及非谓语动词的宾语的主谓结构称之为宾语从句。在引导宾语从句时,从属连词that在口语中和非正式文本中常省略。 (1)动词后的宾语从句We know that a parrot can’t really speak.我们知道鹦鹉不会真的说话。He wants to tell us what he thinks.他想告诉我们他所想的事情。Knowing that it was going to rain, they decided to work inside the house.知道要下雨了,于是他们决定在室内工作。(现在分词knowing的宾语从句)I want to know whether/if you still work in the factory.我想知道你是否还在工厂工作。(不定式to know的宾语从句)The club will give whoever wins a prize.  获胜者俱乐部将颁奖。Up to now we can’t say whether his theory can stand the test.到目前为止我们还不能说他的理论是否经得住考验。A little observation will show how the temperature changes.稍加观察就可以看出温度是怎样变化的。Do you know who lives in this room?你知道谁住在这房间里吗? (2)形容词的宾语从句有些形容词可以用that引导宾语从句,表示说话人对某一事物的态度并带有感情色彩。常见的这类形容词有:afraid, amazed, astonished, aware, certain, confident, delighted, glad, grateful, happy, proud, sad, sorry, sure, surprised等。  “害怕,惊讶,震惊,意识,确定,自信,高兴,高兴,高兴,高兴,自豪,伤心,对不起,当然,惊讶”例如:I am glad that you have come.   你来了,我真高兴。I am afraid that you are wrong on this point.恐怕你在这点上是错误的。He is quite confident that he will pass the examination.他很有信心通过这个考试。