
英语语法学习(一般现在时 & There is / There are)
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一般现在时 & There is / There are
📌 目标:
- 掌握 一般现在时的规则(动词+s/es)
- 学会 There is / There are 句型
1️⃣ 一般现在时(Simple Present Tense)
✅ 什么时候用一般现在时?
一般现在时用于:
✅ 表示习惯或经常发生的事情
- I eat breakfast every day.(我每天吃早餐。)
- She goes to school at 8 AM.(她早上 8 点去上学。)
✅ 表示事实或真理
- The sun rises in the east.(太阳从东方升起。)
- Water boils at 100°C.(水在100°C沸腾。)
✅ 一般现在时的动词规则
📌 1. 动词的变化(第三人称单数)
如果主语是 he, she, it,动词要加 s 或 es!
规则 | 例子 |
---|---|
一般动词 + s | eat → eats, play → plays, drink → drinks |
以 s, sh, ch, x 结尾 + es | watch → watches, wash → washes |
以辅音 + y 结尾,y 变 i + es | study → studies, try → tries |
特殊动词 | have → has, go → goes, do → does |
✅ 句子语序
句型 | 例句 |
---|---|
肯定句 | She likes apples.(她喜欢苹果。) |
否定句 | She does not like apples.(她不喜欢苹果。) |
一般疑问句 | Does she like apples?(她喜欢苹果吗?) |
📌 注意:
- 否定句 & 疑问句,动词要用原形!
- He likes pizza. ❌ Does he likes pizza? → ✅ Does he like pizza?
- 动词+s 只用于肯定句!
2️⃣ There is / There are(表示“有”)
✅ 什么时候用?
There is / There are 句型表示 某个地方有某物。
💡 句型结构:
- There is + 单数名词
- There are + 复数名词
📌 例句:
- There is a book on the table.(桌子上有一本书。)
- There are two apples in the basket.(篮子里有两个苹果。)
✅ 否定句 & 疑问句
句型 | 例句 |
---|---|
肯定句 | There is a cat in the house. |
否定句 | There is not a cat in the house.(= There isn’t a cat in the house.) |
一般疑问句 | Is there a cat in the house? |
📌 注意:
- "There is" 用于单数名词(如:a book, an apple)。
- "There are" 用于复数名词(如:two books, three apples)。
🎯 练习
✅ 1. 造 5 句一般现在时的句子(肯定句、否定句、疑问句各1个)
✅ 2. 造 3 句 There is / There are 句子
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