英语四大从句完整讲解版
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It has not been decided yet _w_h_o_ will president over the meeting.
.
that 引导的主语从句
主语从句
whether / if引导的主语从句 特殊疑问词引导的主语从句
.
what, wh- ever 引导的主语从句
翻译: 他们需要的是一本好课本. What they need is a good textbook. 无论谁干了这件工作一定要得到酬谢. Whoever did this job must be rewarded.
主语从句
名词性从句பைடு நூலகம்
宾语从句 表语从句
同位语从句
.
主语从句
?
连接词
.
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.
宾语从句
whether / if引导的宾语从句 特殊疑问词引导的宾语从句
.
what, wh-ever 引导的宾语从句
We shall not forget when ( = the time when ) the meeting will open.
She walked up to where (= the place where) he stood.
.
that 引导的主语从句
主语从句
whether / if引导的主语从句 特殊疑问词引导的主语从句
what, wh-ever 引导的主语从 句
.
宾语从句
?
连接词
.
that 引导的宾语从句： 请说出以下句子that 是否可省略
Do you know (that) he has joined the army?
That she will do well in her exam is certain.
? 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.
.
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 we can’t go is a pity.
? 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.
.
3. It is + 过去分词（ said, reported, thought, expected, decided, announced, arranged, ect.) + that 从句
still a problem. 当it 作形式主语，主语从句放在句末时用 whether 或if 均可。
他是否会来这还令人怀疑.
? It is doubtful __w_h_e_t_h_e_r/_i_f_ he will come
here.
.
主语从句
that 引导的主语从句 that 一般不能省
adj. 的宾语
I’m sure (that)he will pass the exam.
由it 作形式宾语时，that 引导的真正宾语中， that 不可省略。
We think it highly probable that he is dead.
.
宾语从句
that 引导的宾语从句 一般可省
由it 作形式宾语时，that 引导 的真正宾语中， that 不可省略。
主语从句
that 引导的主语从句
that 置于句首时绝对不能省, 口语中that引导真正的主语 时,that可省.
.
whether / if引导的主语从句
翻译:
主语从句放于句首，只能用whether
明天是否开会仍然是个问题.
? _W__h_e_th__e_r the meeting will be given is
whether or not I don’t care _w_h_e_t_h_er_ or not he comes. whether + to do I don’t know _w_h_e_th_e_r_ to go there.
介词后只能用whether It depends on _w__h_e_th_e_r__ you can do the work
well. .
that 引导的宾语从句
宾语从句
whether / if引导的宾语从句
.
特殊疑问词引导的宾语从句 陈述语序 I can’t imagine how he did it.
作介词宾语
We are worrying about what we should do next.
.
that 引导的宾语从句
whether / if引导的主语从句
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whether 或if 均可。
.
特殊疑问词引导的主语从句 It makes no difference _w__h_e_re__ we shall have the meeting.
It is decided (that ) the meeting has been put off till next Monday.
That the meeting has been put off till next Monday is decided.
? 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.
.
whether / if引导的宾语从句
宾语从句为否定句时用if I don’t care ___i_f___ he doesn’t come. whether / if…or not ( 口语中有时用 if ) I don’t care __w_h_e_t_h_er__/ _if___ he comes or not.
.
that 引导的主语从句
主语从句
whether / if引导的主语从句 特殊疑问词引导的主语从句
.
what, wh- ever 引导的主语从句
翻译: 他们需要的是一本好课本. What they need is a good textbook. 无论谁干了这件工作一定要得到酬谢. Whoever did this job must be rewarded.
主语从句
名词性从句பைடு நூலகம்
宾语从句 表语从句
同位语从句
.
主语从句
?
连接词
.
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.
宾语从句
whether / if引导的宾语从句 特殊疑问词引导的宾语从句
.
what, wh-ever 引导的宾语从句
We shall not forget when ( = the time when ) the meeting will open.
She walked up to where (= the place where) he stood.
.
that 引导的主语从句
主语从句
whether / if引导的主语从句 特殊疑问词引导的主语从句
what, wh-ever 引导的主语从 句
.
宾语从句
?
连接词
.
that 引导的宾语从句： 请说出以下句子that 是否可省略
Do you know (that) he has joined the army?
That she will do well in her exam is certain.
? 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.
.
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 we can’t go is a pity.
? 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.
.
3. It is + 过去分词（ said, reported, thought, expected, decided, announced, arranged, ect.) + that 从句
still a problem. 当it 作形式主语，主语从句放在句末时用 whether 或if 均可。
他是否会来这还令人怀疑.
? It is doubtful __w_h_e_t_h_e_r/_i_f_ he will come
here.
.
主语从句
that 引导的主语从句 that 一般不能省
adj. 的宾语
I’m sure (that)he will pass the exam.
由it 作形式宾语时，that 引导的真正宾语中， that 不可省略。
We think it highly probable that he is dead.
.
宾语从句
that 引导的宾语从句 一般可省
由it 作形式宾语时，that 引导 的真正宾语中， that 不可省略。
主语从句
that 引导的主语从句
that 置于句首时绝对不能省, 口语中that引导真正的主语 时,that可省.
.
whether / if引导的主语从句
翻译:
主语从句放于句首，只能用whether
明天是否开会仍然是个问题.
? _W__h_e_th__e_r the meeting will be given is
whether or not I don’t care _w_h_e_t_h_er_ or not he comes. whether + to do I don’t know _w_h_e_th_e_r_ to go there.
介词后只能用whether It depends on _w__h_e_th_e_r__ you can do the work
well. .
that 引导的宾语从句
宾语从句
whether / if引导的宾语从句
.
特殊疑问词引导的宾语从句 陈述语序 I can’t imagine how he did it.
作介词宾语
We are worrying about what we should do next.
.
that 引导的宾语从句
whether / if引导的主语从句
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whether 或if 均可。
.
特殊疑问词引导的主语从句 It makes no difference _w__h_e_re__ we shall have the meeting.
It is decided (that ) the meeting has been put off till next Monday.
That the meeting has been put off till next Monday is decided.
? 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.
.
whether / if引导的宾语从句
宾语从句为否定句时用if I don’t care ___i_f___ he doesn’t come. whether / if…or not ( 口语中有时用 if ) I don’t care __w_h_e_t_h_er__/ _if___ he comes or not.