高中英语——如何区分英语四大名词性从句(共26张PPT)

名词性从句 主语从句 宾语从句 表语从句 同位语从句 that引导的主语从句： 1. It is + adj. (obvious, true, natural, surprising, wonderful, funny, possible, certain, ect.) + that 从句 It is certain that she will do well in her exam. that 是否可以省略? ? That she will do well in her exam is certain. ( ) that 在句首时绝对不能省. 口语中that引导真正的主语时,that可省. 2. It is + 名词词组（no wonder, a good thing, a pity, no surprise, ect.) + that 从句 It’s a pity that we can’t go. that 是否可以省略? ? That we can’t go is a pity. ( ) that 在句首时绝对不能省. 口语中that引导真正的主语时,that可省. 3. It is + 过去分词（ said, reported, thought, expected, decided, announced, arranged, ect.) + that 从句 It is decided that the meeting has been put off till next Monday. that 是否可以省略? ? that 在句首时绝对不能省. 口语中that引导真正的主语时,that可省. That the meeting has been put off till next Monday is decided. ( ) ________ the meeting will be given is still a problem. It is doubtful ___________ he will come here. Whether whether/ if 主语从句放于句首，只能用whether 当it 作形式主语，主语从句放在句末时用whet