BE动词后面接什么词性 be动词后面接什么词_ be动词后接什么词性的词

BE动词后面接什么词性 be动词后面接什么词? be动词后接什么词性的词

be动词后接成分的完整解析

be动词(am/is/are/was/were/been/being)是英语中功能最复杂的动词其中一个,其后可接多种词性或结构,具体用法如下:


一、作系动词时:构成主系表结构

be动词作为系动词时,连接主语与表语,表语类型包括:

  • 名词或代词
    • He is a scientist. (接名词)
    • The winner is me. (接代词)
  • 形容词
    • The weather is perfect. (直接描述情形)
    • She seems happy. (可与感官动词连用)
  • 介词短语
    • The keys are in the drawer. (表示位置)
    • The meeting is at 3 PM. (表示时刻)
  • 副词
    • The light is on. (表示情形)
    • I will be there soon. (表示方位)
  • 不定式或动名词
    • My goal is to study abroad. (不定式表目的)
    • Her hobby is painting. (动名词表持续性活动)

二、作助动词时:构成时态或语态

  • 构成进行时态(be + 现在分词)
    • They are playing basketball. (现在进行时)
    • He was reading when I called. (过去进行时)
  • 构成被动语态(be + 过去分词)
    • The cake was eaten by the children. (一般过去被动)
    • The project has been completed. (现在完成被动)
    • 被动语态全时态示例:
      • 一般现在时:am/is/are + done
      • 过去完成时:had been + done

三、独特搭配与扩展用法

  • 固定短语
    • be responsible for(负责)
    • be aware of(觉悟到)
    • be in love(恋爱中)
  • 表达规划或预测(be going to + 动词原形)
    • We are going to visit Paris next month.
  • 强调句式(It is… that…)
    • It is the effort that matters.

四、易错点辨析

  • 形容词 vs. 副词
    • 正确:She is careful. (形容词作表语)
    • 错误:She is carefully. (副词不可单独作表语)
  • 被动语态与系表结构的区别
    • 被动语态强调动作:The window was broken by the storm.
    • 系表结构强调情形:The window is broken. (描述现状)

拓展资料表格

后接成分 示例 语法影响
名词/代词 He is a doctor. 说明身份或属性
形容词 The soup is delicious. 描述性质或情形
介词短语 The cat is under the table. 表达方位或条件
现在分词 They are dancing. 构成进行时态
过去分词 The letter was written. 构成被动语态或描述情形
不定式/动名词 Her job is to teach. 表目标或持续性动作

引用说明:以上内容综合了多篇搜索结局,涵盖基础语法制度、时态结构及实际应用场景。具体例句和制度可参考相关语法教材或权威词典进一步验证。

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