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八年级英语下册 Unit 6 How long have you been collecting shells(第2课时)Section A 2a-2c导学案

发布时间:2014-01-24 13:51:01  

Unit 6 How long have you been collecting shells(第2课时)

Section A 2a-2c导学案

一、学习目标: 现在完成进行时

能力目标:学会谈论问题并给出建议

重点词语: pair, since, raise, several, skater

重点句子:I’ve been skating since nine hours.

I’ve been skating since Iwas seven years old.

难 点: “for” and“since”

二、预习导学

1.根据音标学习新单词,并记住中文意思。

2.熟读2a,2b的句子。

3.跟小组长读重点单词短语及 Grammar Focus,并结对抽说中文意思。

三、自学检测

请翻译下列短语

收集_________ 贝壳___________ 溜冰鞋____________ 溜冰者__________

马拉松赛跑_________ 滑冰马拉松___________ 筹集_________ 几个的_________ 自从___________ 自从9点起____________

一双旱冰鞋_________________自从两年前一直到现在 _______________ _________________

四、合作探究

since和for的区别用法

1.since表示“自从过去某一时间点以来”,后面接时间点,强调动作或状态一直延续到现在,一般用现在完成时或现在完成进行时。since后可接表时间的名词或名词短语,也可接一个时间状语从句。Have you been talking with him on the phone since 6:00 p.m.? 你六点起就一 直在给他讲电话?

2.for表示时间的持续,后跟时间段。表示一段时间,多与带数词的名词连用,谓语需

用延续性动 词。I haven’t been seeing a film for a long time. 我好长时间没看电影了。

五、展示

1.个人或小组读。

2.听录音完成2a,2b。

3.对话练习2c

六、学以致用

必做题

单项选择.

( )1. We have been walking _____ 8 o’clock.

A. for B. at C. since D. during

( )2. Amy has been skating ____ two hours.

1

A. or about B. for since C. since D. for about

( )3. How long have you been living here? I’ve been living here ______ four years ago. A. for B. before C. since D. during

( )4. Uncle Wang ______ since he came to the company.

A. has been working B. have been working C. worked D. work

( )5. They have been swimming since they ______ A. is B. was C. has D. were

选做题

单项选择:

提高题

【总结反思】

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