一般现在时句式变化ppt课件.ppt

一般现在时
Be动词
实义动词
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Be动词 (am, is, are)的一般现在时
1. 肯定句/ 陈述句：
I am a student.
She is a doctor.
They are students.
You are friendly.

主语 + be动词(am / is / are) + 其它成分
2
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2. 否定句：
I am not from Beijing.
She is not a lawyer.
They are not here.
主语＋be (am /is /are)＋not＋其它成分.
3
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将下列肯定句改为否定句：
1. I am 13 years old.
I am not 13 years old.
2. They are from the UK.
They are not from the UK.
3. My brother is very tall.
My brother is not very tall.
be动词
后+not
4
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将下列否定句改为肯定句
1. I am not a middle school student.
I am a middle school student.
2. The young woman is not smiling.
The young woman is smiling.
3. The apples are not very big.
The apples are very big.
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3.  一般疑问句：
Is this your book?
Are you a student?
Are they Chinese?
Be (Am / Is /Are) + 主语 + 其它成分?
6
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将下列陈述句改为一般疑问句：
1. They are workers.
Are they workers?
2. This is my sister.
Is this your sister?
3. I am a lawyer.
Are you a lawyer?
1. be动词提到主语前
2. 第一人称(I/my…)改为第二人称(you/your…)
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将下列一般疑问句改为陈述句（肯定句）
1. Is this flower beautiful?
This flower is beautiful.
2. Are those your books?
Those are my books.
3. Are you from Beijing?
I am from Beijing.
1. be动词放到主语后
(you/your…)改为第一人称(I/my…)
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4. 特殊疑问句：
What is her name?
Where are these boys from?
When is your birthday?
疑问词 + be (is / am / are) + 主语 + (其它成分)？
9
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What
Where
When
Who
Whom
Which
How
How old
How many
How much
How often
How long
How wide
How tall
How heavy
How far
How...
What color
What time
What date
What...
什么
哪里
什么时候
谁
谁（宾格）
哪一个
如何，怎样
多少岁
多少个（可数）
多少（不可数）
多少钱
询问频率
多长
多宽
多高
多重
多远
多...
什么颜色
什么时候
什么日子
什么...
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