现在进行时态课件.ppt

Present Continuous Tense
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现在进行时态
:说话时正在进行的动作或当前一段时间正在进行的动作。
：now, these days
be(am/is/are)+动词-ing形式构成的。
肯定式结构：主语+be+动词-ing形式+其他.
否定式结构：主语+be+not+动词-ing形式+其他.
4. 一般疑问句式结构：Be+主语+动词-ing形式+其他？
5. 特殊疑问句式结构：疑问词+be+主语+其他？
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现在进行时
Present Continuous Tense
★
表示现在正在进行的动作。
★
表示现阶段正在进行着的动作。
---What are you doing now?
---We are having our English class.
I am writing an English story.
They are studying in Middle School.
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现在进行时基本结构
主语 + be动词 + 动词的现在分词
I
am
He / She
We / You / They
is
are
writing.
speaking.
running.
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+ ing
reading, drinking, eating, meeting
,去e加ing
字母加ing
sitting swimming putting running
getting cutting stopping beginning
动 词 的 现 在 分 词
writing, making, dancing, taking
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标 志 性 词 语
“now”。
eg: I am doing my homework now.
“look”。
eg: Look! My mother is running!
“listen”。
eg: Listen! They are reading.
“at the (this) moment”（目前）。
eg: At the (this) moment, he is only crying.
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给下列动词加ing
2. borrow 3. buy
4. call 5. cut 6. begin
7. invite 9. swim
12. keep
14. fly 18. wait
21. run
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Some exercises.
一、用现在进行时改写下列句子.
sits under the tree.
She is sitting under the tree.
eat a hamburger and some fruit.
I am eating a hamburger and some
fruit.
clean the classroom.
They are cleaning the classroom.
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