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1、写作离不开句子, 要写好英语的句子, 首先要了解英语的句子由哪些成分构成, 能充当这些成分的各是什么词。 句子的组成部分分为：主语、谓语、宾语、定语、状语、表语, 其中主语与谓语是主要成分, 一般不可缺少。本单元复习主语、谓语和宾语。,一、主语 主话表示句子所说的是什么人或什么事。 练习: 请找出下列句子的主语。 The boy comes from America. ( _ ) 2. He usually went to school alone. ( _ ),He代词作主语。,The boy名词作主语。,3. Studying English is very important. ( _
2、) 4. To teach him a lesson seems quite necessary. ( _ ),To teach him a lesson不定式短语作主语,Studying English动名词短语作主语。,5. That he won the prize excited everyone. ( _ ) 6. It is important for us to have our dreams. ( _ ),it形式主语to have our dreams不定式短 语作真正的主语。,That he won the prize主语从句作主语。,7. It is obvious th
3、at he was wrong. ( _ ) 8. It is no use crying over spilt milk. ( _ ),it形式主语, crying over spilt milk动名词短 语作真正的主语。,it形式主语, that he was wrong 主语从句作真正的主语。,主语一般由名词、_, 或者相当于名词的词、短语或从句充当(包括 _、_ 还有 _)。另外, 当句子的主语为 _、_或 _时, 主语部分太长, 为使句子平衡, 避免头重脚轻, 常用it作形式主语。,归纳：,主语从句,主格代词(I、she等),不定式,动名词,主语从句,动名词短语,不定式短语,二、 谓
4、语 谓语说明主语的动作 (即主语做了什么事)、状态或特征。谓语由动词或短语动词充当, 或者由“系动词+表语”构成。除了倒装等特殊情况外, 谓语总是位于主语的后面, 即“主语谓语”。,动词分为实义动词、连系动词、情态动词和助动词。 实义动词单独作谓语;连系动词与表语一起构成谓语; 情态动词与动词原形构成合成谓语;助动词与动词的适当形式(如：原形、现在分词、过去分词)共同构成谓语部分。,练习：请找出下列句子的谓语并指出谓语的构成：实义动词、连系动词+表语、情态动词+动词的原形还是助动词+动词的适当形式? 1. His parents are teachers. ( _ ) 2. The sun r
5、ises in the east. ( _ ),rises 实义动词。,are teachers 系动词+表语。,3. We have finished reading the book. ( _ ) 4. You ought to work harder. ( _ ),ought to work 情态动词+动词原形。,have finished 助动词+动词的过去分词。,5. I felt cold. ( _ ) 6. He doesnt like music. ( _ ),doesnt like 助动词+动词原形。,felt cold 连系动词+表语。,三、宾语 宾语是动词的动作对象。宾语
6、可分为直接宾语和间接宾语, 间接宾语说明动作是对谁或为谁而做, 直接宾语则是动作的承受者或结果。一般情况下, 宾语都在动词后面, 顺序是: 主语 谓语 宾语。,练习：请找出下列句子的宾语。 1. He has never met her in person. ( _ ) 2. She handed him a book. ( _ ) 3. He likes to play basketball. ( _ ),to play basketball 不定式短语作宾语。,her 宾格代词作宾语。,him宾格代词作间接宾语, a book 名词作 直接宾语。,4. We enjoy listening
7、 to the music. ( _ ) 5. She said that she felt sick. ( _ ),that she felt sick 宾语从句作宾语。,listening to the music 动名词短语作宾语。,6. They sent the injured to hospital. ( _ ) 7. I find it impossible to believe her any longer. ( _ ),it形式宾语, 不定式短语to believe her any longer 作真正的宾语。,the injured 名词化的形容词作宾语。,8. We co
8、nsider it no good getting up late. ( _ ) 9. They believed it strange that he should have done that. ( _ ),it形式宾语, 宾语从句that he should have done that作真正的宾语。,it形式宾语, getting up late动名词短语作 真正宾语。,归纳: 宾语是动词的动作对象。一般由_、_ 或者相当于 名词的词、短语或从句充当 (包括_、_ 和 _。双宾语指的是: _宾语和_宾语。,名词,宾格代词,动名词,不定式,宾语从句,间接,直接,当句子的宾语为_、 _、或_时, 常用形式宾语it, 以保持句子的平衡。,宾语从句,不定式短语,动名词短语,注意：,
