🔑 Be 動詞 vs 一般動詞:最重要的區別
❌ 常見錯誤
He is don't play games.
這是把 Be 動詞和一般動詞混在一起了!
🧠 記住:一個句子只能有一個「動詞系統」!
用了 Be 動詞 就不能用 一般動詞,
用了 一般動詞 就不能用 Be 動詞!
📊 否定句比較表
| 類型 |
Be 動詞句 |
一般動詞句 |
| 肯定句 |
He is happy. |
He plays games. |
| 否定句 |
He is not happy. |
He does not play games. |
| 縮寫 |
He isn't happy. |
He doesn't play games. |
📊 疑問句比較表
| 類型 |
Be 動詞句 |
一般動詞句 |
| 肯定句 |
He is happy. |
He plays games. |
| 疑問句 |
Is he happy? |
Does he play games? |
| 回答 |
Yes, he is. / No, he isn't. |
Yes, he does. / No, he doesn't. |
💡 判斷方法
看句子裡有什麼動詞:
✅ 有 is / am / are → 用 Be 動詞的規則
✅ 有 play / go / eat / study... 等動作 → 用一般動詞的規則(do/does)
🚫 Be 動詞否定句
💡 重點:直接在 Be 動詞後面加 not
is not → isn't | am not → 不縮寫 | are not → aren't
📝 例句練習
肯定:I am a student.
否定:I am not a student.
我不是學生。
肯定:She is happy.
否定:She is not happy. = She isn't happy.
她不開心。
肯定:They are teachers.
否定:They are not teachers. = They aren't teachers.
他們不是老師。
🔄 改成否定句的步驟
1
找到 Be 動詞(is / am / are)
❓ Be 動詞疑問句
💡 重點:把 Be 動詞移到句首
Be 動詞和主詞「交換位置」,句尾加問號
📝 例句練習
肯定:You are a student.
疑問:Are you a student?
你是學生嗎?
回答:Yes, I am. / No, I'm not.
肯定:He is your brother.
疑問:Is he your brother?
他是你的兄弟嗎?
回答:Yes, he is. / No, he isn't.
🔄 改成疑問句的步驟
1
找到 Be 動詞(is / am / are)
🚫 一般動詞否定句
⚠️ 超級重要!
用了 does not (doesn't),後面動詞要變回原形!
❌ He doesn't plays games.
✅ He doesn't play games.
| 主詞 |
否定用法 |
縮寫 |
| I / You / We / They |
do not + 原形動詞 |
don't + 原形動詞 |
| He / She / It / 單數名詞 |
does not + 原形動詞 |
doesn't + 原形動詞 |
📝 例句練習
肯定:I play basketball.
否定:I do not play basketball. = I don't play basketball.
我不打籃球。
肯定:She goes to school.
否定:She does not go to school. = She doesn't go to school.
她不去學校。(注意:goes → go)
肯定:He likes pizza.
否定:He doesn't like pizza.
他不喜歡披薩。(注意:likes → like)
🔄 改成否定句的步驟
1
判斷主詞:I/You/We/They → 用 don't,He/She/It → 用 doesn't
3
動詞改成原形(去掉 s / es / ies)
❓ 一般動詞疑問句
⚠️ 超級重要!
用了 Does,後面動詞要變回原形!
❌ Does he plays games?
✅ Does he play games?
| 主詞 |
疑問句開頭 |
回答 |
| I / You / We / They |
Do + 主詞 + 原形動詞? |
Yes, ... do. / No, ... don't. |
| He / She / It / 單數名詞 |
Does + 主詞 + 原形動詞? |
Yes, ... does. / No, ... doesn't. |
📝 例句練習
肯定:You like music.
疑問:Do you like music?
你喜歡音樂嗎?
回答:Yes, I do. / No, I don't.
肯定:She plays tennis.
疑問:Does she play tennis?
她打網球嗎?(注意:plays → play)
回答:Yes, she does. / No, she doesn't.
🔄 改成疑問句的步驟
1
判斷主詞:I/You/We/They → 用 Do,He/She/It → 用 Does