现在完成时 (2)课件.ppt

文档介绍：关于现在完成时 (2)
第一页，本课件共有35页
He is full .
He has had a big breakfast.
。
功能：
第二页，本课件共有35页
I have learned English for ten years
到现在或还将持续下去。
第三页，本课件共有35页
基本结构
The present perfect tense
have / has + done
助动词 （可以帮助构成肯定、疑问和否定句）
第四页，本课件共有35页
has cleaned his room.
(写一个一般疑问句）
Has he cleaned his room?
2. She has lived in London
for four years. (划线部分提问）
How long has she lived in London?
第五页，本课件共有35页
3. He has been to China, ____ ____?
（写出反义疑问句部分）
hasn’t he
4. They have come back from work.
(写否定句）
They haven’t come back from work.
第六页，本课件共有35页
What are the key words for the Present Perfect Tense?
第七页，本课件共有35页
A: ______ your brother ______ his homework yet? (finish)
B: Yes, he ‘s already done it.
Key words
Has finished
yet
already
注意：already 用于肯定句，
yet 用于疑问句和否定句中
第八页，本课件共有35页
A: _______ you ever _______ to the park? ( be )
B: No, never.
Key words
Have been
yet
already
ever
never
注意： ever 曾经 用于疑问句中
never 从不 带有否定意义
第九页，本课件共有35页
I ______ just ________ the desk, you can take it to your classroom . (mend )
Key words
have mended
yet
ever
never
just
already
Just 刚刚 与现在完成时连用 一般置句中
Just now 刚才 与一般过去时连用
第十页，本课件共有35页