初中英语人教版八年级上册unit3 教学设计

Unit3 Section A（1a-1c）导学案

长葛市第三初级中学石晓鹤

1.学习目标：1.掌握词汇：outgoing . better .loudly . quietlyhard-working

2.掌握句型：Sam has longer hair than Tom.

Both Sam and Tom can play the drums, but Sam plays them betterthan Tom.

3.学习运用比较级描述人物及编写对话

2.学习重点难点：1.形容词比较级的变化规则和运用.

2.通过观察分析，对人物进行比较，寻找不同和相同点。培养

观察能力、分析能力。

【新知预习】

根据句意及汉语提示完成单词。

1. My brother is quiet, but my sister is _________ (爱交际的).

2. Can you speak ________ (大声地)? I can’t hear you.

3. There is a writing _________ (比赛) next week. Are you going to take part in it?

4.—________(哪一个)doyoulikebetter,soccerorbasketball?—Iprefersoccer.

5. I can’t see the words on the blackboard ________ (清楚地). How about you?

【课堂探究】

探究1than的用法：

than连词，意为“比……”,用于形容词、副词的比较级之后，引出比较的对象，并且比较的对象要前后一致。例如：

Mobile phones are very popular now and they are cheaper than before.手机现在非常流行，而且比以前便宜。

探究2形容词的比较级变化。

观察这些形容词变比较级的变化tall---tallershort—shorterthin—thinnerheavy—heavierfunny—funnieroutgoing—more outgoinggood—better总结形容词变比较级的变化规律：形容词有比较级，一般词尾加er

结尾若有哑音e,直接加r就可以；

辅元辅，闭音节，最后一个字母要双写，然后再来加er辅音字母加上y，去y变i加er

单词若是多音节，前面要来加上more

【当堂检测】

一、用所给单词的适当形式填空。

1. My friend learns English ________ (well) than me.

2. They are talking so ________ (loudly) that the teacher becomes angry.

3.Thegirlisshyandshealwaysspeaks_________(quiet).Sheisafraidtomeetpeople.

4. Wang Xue is a beautiful girl and she is __________ (thin) than me.

5. I think Tom is as ________ (smart) as Jack, but he doesn’t work hard.

二、根据汉语完成英语句子。

1. He plays the guitar ________ _______ ________ (比我好).

2.ShereadsEnglish______________________________(声音比我

大)inthemorning.

3. My brother studies _________ ________ ________ (一样努力) my sister.

4.—Who ________ _______ ________ (起床更早), your father or your mother?—My mother does.

5.—Did you take part in the ________ ________ (歌咏比赛) yesterday?

—No, I didn’t. I went to Beijing with my parents.

6.—Do you know the girl ________ ________ ________ (留着短发的)?

—Of course I do. She is my cousin.