动词 “to be”(am, is, are, was, were, been):完整语法指南 Kids and Parents

动词 “to be”(am, is, are, was, were, been):完整语法指南 Kids and Parents

Max 正在介绍本课

嗨!我是 Max!今天我会帮助你全面学习动词 “to be”。我们将一起学习 am, is, are, was, were,甚至还有 been,通过有趣的例子、表格和游戏来掌握它们!


📑 目录


🌟 什么是动词 “to be”?

动词 “to be” 是英语中最重要的动词之一。
它帮助我们表达身份、位置、感受等许多内容。

👉 “to be” 的形式有:am, is, are, was, were, been


📝 现在时形式:am, is, are

主语形式例句
IamI am happy.
He / She / ItisShe is my friend.
We / You / TheyareThey are at school.

📝 过去时形式:was, were

🔄 “to be” 的现在时与过去时对比

下面这个简单的表格展示了 am, is, are 在过去时中的变化:

主语现在时过去时例句
IamwasI am happy today. → Yesterday, I was happy.
He / She / ItiswasShe is my friend. → She was my friend last year.
We / You / TheyarewereThey are in the park. → They were in the park yesterday.

用法举例:

  • I was at the zoo yesterday.
  • She was my teacher last year.
  • They were tired after the game.

📝 完成时中的 been

“Been” 与 have/has/had 连用,用于表达经历或状态。

时态例句含义
现在完成时I have been to London.(经历)
现在完成进行时She has been studying for an hour.(正在进行的动作)
过去完成时They had been friends for years.(另一个过去动作之前的状态)

📝 被动语态中的 been

“Been” 也常用于被动语态的句子中。

时态例句含义
现在完成时被动语态The homework has been done.(现在已经完成)
过去完成时被动语态The project had been completed before the deadline.(较早前已完成)

🌍 日常生活中的例句

  • I am 8 years old.
  • She is my best friend.
  • We are in the garden.
  • He was at school yesterday.
  • They were happy last night.
  • I have been to the zoo.
  • The cake has been eaten.

🚫 常见错误

❌ 错误表达✅ 正确表达说明
He are my friend.He is my friend.“he” 要用 is
I am happy yesterday.I was happy yesterday.需要用过去时
She has went to the park.She has been to the park.“has” 要和 been 连用

🎮 趣味练习游戏

游戏 1:填空题

  1. I ___ happy today. (am/was)
  2. She ___ my teacher last year. (is/was)
  3. They ___ at the park yesterday. (are/were)
  4. He ___ my best friend. (is/was)

游戏 2:判断正误

  1. “I are happy.”
  2. “She is my sister.”
  3. “We was at school yesterday.”
  4. “They were at the party.”

游戏 3:变否定句

  1. She is tall. → ___
  2. They were hungry. → ___

游戏 4:变一般疑问句

  1. You are my friend. → ___
  2. He was at school. → ___

✅ 答案解析

游戏 1

  1. am
  2. was
  3. were
  4. is

游戏 2

  1. 错(I am happy.)
  2. 错(We were at school yesterday.)

游戏 3

  1. She is not tall.
  2. They were not hungry.

游戏 4

  1. Are you my friend?
  2. Was he at school?

📊 “to be” 总结表

这里有一张 to be 主要形式的速查表:

时态单数形式复数形式例句
现在时am (I), is (he/she/it)are (we/you/they)I am at school. / They are happy.
过去时was (I/he/she/it)were (we/you/they)She was tired. / We were late.
完成时have/has beenhave/has beenI have been to Paris. / They have been friends.
被动语态has/have been + 过去分词has/have been + 过去分词The book has been read. / The toys have been cleaned.

🎯 结语

动词 “to be” 在英语中无处不在!

  • am, is, are → 现在时
  • was, were → 过去时
  • been → 完成时 & 被动语态

👉 每天多加练习,你很快就能像 Max 一样熟练使用 “to be”