表语从句详细讲解练习教学文案
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主语+连系动词（look/seem/appear……） +that/as if从句
*as if/as though引导的表语从句如果是事实， 就用陈述语气，如果与事实不符，就用虚 拟语气(主句一般现在时从句就用过去式， be的话变成were。主句是过去式，从句用 过去完成时)。
It looks as if he were her own father.(与事实 不符)
连接词：that / whether /as if /as though (if不引导表语从句)
连接代词：who / whom / whose / which
/ what 连接副词：when / where / why / how /
because
Predictive clause 表语从句
1. that
他好像疯了似的。
It was as though he were mad.
because
because引导表语从句通常只用于 “This/That/It is because…”结构中。
My anger愤怒 is because you haven’t written to me for a long time.
2. The question is whether it is worth doing.
as if, as though 引导的表语从句
as if/though引导的表语从句常置于连系动词look, seem, sound, be, become等后面，常用虚拟语气， 表示不存在的动作或状态。
e.g. It sounds as if/though somebody was knocking at the door.
Dark clouds are gathering. It looks as if it’s
going to rain.
As /as if、as though
形势并不像外表所看到的那样。
The situation is not as it seems to be.
她看上去很担忧他父母的病情。
She looks as if she is worried about her father’s disease.
The question is who will do it. （表）
表语从句
2. 表语从句的构成
主语 + 系动词 + 引导词 + 简单句
This is why he did it.
What I want to say is that I am tired 表语从句放在连系动词之后，充当复合句中的
1) that 在从句中不担任句子成分，无实际意 义，一般不能省略
2)在表“建议，劝说，命令”的名词idea, suggestion, request, proposal 建议等后面的 表语从句中，谓语动词用“should + 动词 原形”，should可省略
1) My opinion is that it’s getting better and better.
didn’t work.
从句充当表语
他迟到的原因是他的闹钟坏了。
观察思考：
指出句子成分
Henry was an American businessman.
主语 连系动词
表语
Henry met an American businessman.
主语 谓语
Biblioteka Baidu
宾语
（及物动词）
1. 表语从句的定义
The question is difficult. （表）
⑦ No one was in the dorm, when she arrived.
当她到达的时候，宿舍里没有人。
介词短语充当 表语
⑧ My job is to teach you English. 不定式充当表语
我的工作是教你们英语。
⑨ The reason why he came late was that his clock
my headmaster. 名词充当表语
刚才站在你前面的那个人是我的校长。
代词充当表语
② I didn’t know that it was you at that time.
当时我不知道那是你。
动词过去分词充当表语
③ The door remained closed.
门仍然关着。
动词- ing形式充
表语从句
Ⅰ. Definition（定义）
表语是用来说明主语的身份、性质、品 性、特征和状态的，表语常由名词、代 词、数词、动词过去分词、动词的-ing 形式、副词、介词短语、形容词、不定 式和从句等来充当。
Eg. （例子）
① The person stood in front of you just now is
2) My suggesstion is that we (should) start early tomorrow.
whether在表语从句中表“是否”,但不充 当句子的成分。if 不能引导表语从句. 如:
1.What the doctor really doubts is whether my mother will recover from the serious disease疾病 soon.
④ Mary’s daily job is cleaning the ho当u表se语.
玛丽的日常工作就是打扫这间房子。
⑤ The house is not only large but also beautiful. 这所房子不仅大而且漂亮。 形容词充当表语
⑥ When I went to your house, you were out. 当我到你家的时候，你不在家。 副词充当表语
表语。
可以接表语从句的系动词有：
1: be（being,been,am,is,are,was,were) 2: feel , seem , look, appear ,sound,
taste , smell 3: stand , lie , remain ,keep, stay 4: become ,get , grow , turn ,go ,come, run,fall 5: prove证明, turn out
*as if/as though引导的表语从句如果是事实， 就用陈述语气，如果与事实不符，就用虚 拟语气(主句一般现在时从句就用过去式， be的话变成were。主句是过去式，从句用 过去完成时)。
It looks as if he were her own father.(与事实 不符)
连接词：that / whether /as if /as though (if不引导表语从句)
连接代词：who / whom / whose / which
/ what 连接副词：when / where / why / how /
because
Predictive clause 表语从句
1. that
他好像疯了似的。
It was as though he were mad.
because
because引导表语从句通常只用于 “This/That/It is because…”结构中。
My anger愤怒 is because you haven’t written to me for a long time.
2. The question is whether it is worth doing.
as if, as though 引导的表语从句
as if/though引导的表语从句常置于连系动词look, seem, sound, be, become等后面，常用虚拟语气， 表示不存在的动作或状态。
e.g. It sounds as if/though somebody was knocking at the door.
Dark clouds are gathering. It looks as if it’s
going to rain.
As /as if、as though
形势并不像外表所看到的那样。
The situation is not as it seems to be.
她看上去很担忧他父母的病情。
She looks as if she is worried about her father’s disease.
The question is who will do it. （表）
表语从句
2. 表语从句的构成
主语 + 系动词 + 引导词 + 简单句
This is why he did it.
What I want to say is that I am tired 表语从句放在连系动词之后，充当复合句中的
1) that 在从句中不担任句子成分，无实际意 义，一般不能省略
2)在表“建议，劝说，命令”的名词idea, suggestion, request, proposal 建议等后面的 表语从句中，谓语动词用“should + 动词 原形”，should可省略
1) My opinion is that it’s getting better and better.
didn’t work.
从句充当表语
他迟到的原因是他的闹钟坏了。
观察思考：
指出句子成分
Henry was an American businessman.
主语 连系动词
表语
Henry met an American businessman.
主语 谓语
Biblioteka Baidu
宾语
（及物动词）
1. 表语从句的定义
The question is difficult. （表）
⑦ No one was in the dorm, when she arrived.
当她到达的时候，宿舍里没有人。
介词短语充当 表语
⑧ My job is to teach you English. 不定式充当表语
我的工作是教你们英语。
⑨ The reason why he came late was that his clock
my headmaster. 名词充当表语
刚才站在你前面的那个人是我的校长。
代词充当表语
② I didn’t know that it was you at that time.
当时我不知道那是你。
动词过去分词充当表语
③ The door remained closed.
门仍然关着。
动词- ing形式充
表语从句
Ⅰ. Definition（定义）
表语是用来说明主语的身份、性质、品 性、特征和状态的，表语常由名词、代 词、数词、动词过去分词、动词的-ing 形式、副词、介词短语、形容词、不定 式和从句等来充当。
Eg. （例子）
① The person stood in front of you just now is
2) My suggesstion is that we (should) start early tomorrow.
whether在表语从句中表“是否”,但不充 当句子的成分。if 不能引导表语从句. 如:
1.What the doctor really doubts is whether my mother will recover from the serious disease疾病 soon.
④ Mary’s daily job is cleaning the ho当u表se语.
玛丽的日常工作就是打扫这间房子。
⑤ The house is not only large but also beautiful. 这所房子不仅大而且漂亮。 形容词充当表语
⑥ When I went to your house, you were out. 当我到你家的时候，你不在家。 副词充当表语
表语。
可以接表语从句的系动词有：
1: be（being,been,am,is,are,was,were) 2: feel , seem , look, appear ,sound,
taste , smell 3: stand , lie , remain ,keep, stay 4: become ,get , grow , turn ,go ,come, run,fall 5: prove证明, turn out