外研八下Module 4 Seeing the doctor Unit 3 课件（希沃版+PPT图片版）

(共35张PPT)
外研版八年级下册
Module 4
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Unit 3 Language in use.
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教学目标
1.归纳运用现在完成时，重点突破for和since引导的句子。
2.熟悉有关询问他人、关心他人的会话，并引导学生如何
安慰他人、提宝贵建议。
3.引导学生关注公共卫生，加强个人防疫意识。
Work in pairs.
Make a dialog with your classmates like this:
A:Hi,..What's wrong with you
B:I have a ..
A:I'm sorry to hear that.How long have you been like this
B:Since/For....
A:I think you should...
B:I hope I will...Thank you.
Look and say
Sam got sick two days ago.
Sam has been sick for two days.
=Sam has been sick since two days ago.
Arnold started to play tennis in January.
Arnold has played tennis since January.
Maggie moved to Hawaii in 2000.
Maggie has lived in Hawaii for about 20 years.
Read the following sentences.
I have lived here for more than twenty years.
I have lived here since I was born.
My aunt has worked in a clinic since 2009.
I have known Xiao Li since she was a little girl.
My brother has been in the Youth League for two years.
I have not heard from my uncle for a long time.
Summary
现在完成时--since和for的用法
现在完成时表示动作或状态从过去某一时刻开始、一直
持续到现在，多与“since+点时间”或“for+段时间”连
用。for表示“经过（一段时间）”，而since表示“自从(..以
来)”。常见结构如下：