高中英语 主语从句课件共17张
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effective.
If ×
Whether the solid shape would last or not wa.s not clear.
if It was not clear whether the solid shape
would last or not.
Real Subject
Formed Subject
*__It_i_s_a__fa_c_t_t_h_a_t _(这是事实)he cheated in the exam.
2) It is + adj. + 从句 It's certain that… 肯定… It is possible that... 很可能…… It is unlikely that... 不可能…… It is obvious that… 很明显…
Subject Clause
Conclusion:
引导主语从句在句首只能用 whether, 有it 作形式主语的 whether/if 都可以.
主语从句的规则： 例3. When he will come are a puzzle. 正：When he will come is a puzzle.
It is a pity/shame that... 遗憾的是…… It is a surprise that… 令人惊奇的是… It is a fact that… … 是事实 It is common knowledge that… … 是常识
*__It_i_s_a__p_it_y_th_a_t___(很遗憾)we lost the match.
and think about what are the connectors ( 连接词) .
1That he will come is certain. 2Whether it will please them is not easy to say. 3What seems easy to some people seems difficult to others. 4Which side will win is not clear. 5Why he did it remains a mystery. 6When they will start is not known yet. 7How he became a great scientist is known to us all. 8Who will take part in the meeting has not been decided. 9Whoever breaks the law will be punished. 10Where she is from is unknown.
子结构平衡, 避免 “头重脚轻”, 常用 it 作形式
主语, 而把从句放在后面。 例如:
1. That he will refuse this piece of advice is impossible. __I_t _is__im__p_o_ss_i_b_le___th_a_t_h_e__w_i_ll_r_e_fu_s_e_t_h_is__p_ie_c_e__ __o_f_a_d_v_ic_e_.______________________________
It is necessary \important \natural\ +(should) +do …
... that…
wenku.baidu.com
*_I_t_is__p_o_s_s_ib_le__th_a_t___(很可能)she will come back tomorrow. *__It_i_s_o_b_v_io_u_s__th_a_t___(很明显)this measure is
规则四:含主语从句的主句谓语动词多用 单数第三人称形式。
主语从句的规则： 找出下列句子中的错误，并总结规律
例1.When will he come is not known.
正：When he will come is not known.
2.Where will he go is not yet fixed.
主语从句的定义：
{ His job is important .
主语 What he does is important .
在句中充当主语的从 句叫做主语从句。
The subject clause
主语从句
主语从句+谓语 主语从句的句序：
it （形主）+that （真主）
Find the subject clauses in the following sentences,
正：Where he will go is not yet fixed. 3. Why was Lily late is not important. 正：Why Lily was late is not important. 规则一:主语从句一律用陈述语序，
*it 为形式主语
2.That they should like each other is natural. _I_t _is__n_a_tu_r_a_l _t_h_a_t _t_h_e_y_s_h_o_u_ld__li_ke__e_a_c_h_o_t_h_e_r._
这样就构成了下面一些常用句型: 1) It is + n. + 从句
(2) T_h_a_t__she is still alive is a great news to all of us.
规则：what 引导名词性从句时在从句 中充当句子成分,如主语,宾语,表语,而 that 则不然,它在句子中只起连接作用， 但不能省略。
注意: 由that 引导的主语从句有时为了使句
? 主语从句的引导词：
? 连词 that , whether
? 连接代词 who(ever), whom(ever),
?
which(ever), what(ever)
? 连接副词 where ,when ,why ,how
主语从句的规则：What 与 that 引导主语从句
(1)W__h_a_t_you said yesterday is right.
If ×
Whether the solid shape would last or not wa.s not clear.
if It was not clear whether the solid shape
would last or not.
Real Subject
Formed Subject
*__It_i_s_a__fa_c_t_t_h_a_t _(这是事实)he cheated in the exam.
2) It is + adj. + 从句 It's certain that… 肯定… It is possible that... 很可能…… It is unlikely that... 不可能…… It is obvious that… 很明显…
Subject Clause
Conclusion:
引导主语从句在句首只能用 whether, 有it 作形式主语的 whether/if 都可以.
主语从句的规则： 例3. When he will come are a puzzle. 正：When he will come is a puzzle.
It is a pity/shame that... 遗憾的是…… It is a surprise that… 令人惊奇的是… It is a fact that… … 是事实 It is common knowledge that… … 是常识
*__It_i_s_a__p_it_y_th_a_t___(很遗憾)we lost the match.
and think about what are the connectors ( 连接词) .
1That he will come is certain. 2Whether it will please them is not easy to say. 3What seems easy to some people seems difficult to others. 4Which side will win is not clear. 5Why he did it remains a mystery. 6When they will start is not known yet. 7How he became a great scientist is known to us all. 8Who will take part in the meeting has not been decided. 9Whoever breaks the law will be punished. 10Where she is from is unknown.
子结构平衡, 避免 “头重脚轻”, 常用 it 作形式
主语, 而把从句放在后面。 例如:
1. That he will refuse this piece of advice is impossible. __I_t _is__im__p_o_ss_i_b_le___th_a_t_h_e__w_i_ll_r_e_fu_s_e_t_h_is__p_ie_c_e__ __o_f_a_d_v_ic_e_.______________________________
It is necessary \important \natural\ +(should) +do …
... that…
wenku.baidu.com
*_I_t_is__p_o_s_s_ib_le__th_a_t___(很可能)she will come back tomorrow. *__It_i_s_o_b_v_io_u_s__th_a_t___(很明显)this measure is
规则四:含主语从句的主句谓语动词多用 单数第三人称形式。
主语从句的规则： 找出下列句子中的错误，并总结规律
例1.When will he come is not known.
正：When he will come is not known.
2.Where will he go is not yet fixed.
主语从句的定义：
{ His job is important .
主语 What he does is important .
在句中充当主语的从 句叫做主语从句。
The subject clause
主语从句
主语从句+谓语 主语从句的句序：
it （形主）+that （真主）
Find the subject clauses in the following sentences,
正：Where he will go is not yet fixed. 3. Why was Lily late is not important. 正：Why Lily was late is not important. 规则一:主语从句一律用陈述语序，
*it 为形式主语
2.That they should like each other is natural. _I_t _is__n_a_tu_r_a_l _t_h_a_t _t_h_e_y_s_h_o_u_ld__li_ke__e_a_c_h_o_t_h_e_r._
这样就构成了下面一些常用句型: 1) It is + n. + 从句
(2) T_h_a_t__she is still alive is a great news to all of us.
规则：what 引导名词性从句时在从句 中充当句子成分,如主语,宾语,表语,而 that 则不然,它在句子中只起连接作用， 但不能省略。
注意: 由that 引导的主语从句有时为了使句
? 主语从句的引导词：
? 连词 that , whether
? 连接代词 who(ever), whom(ever),
?
which(ever), what(ever)
? 连接副词 where ,when ,why ,how
主语从句的规则：What 与 that 引导主语从句
(1)W__h_a_t_you said yesterday is right.