Unit 3 The Media

unit 3 the media

【本講教育信息】
一. 教學內容：
    book 15 unit 3 (i)  
使用形容詞，副詞的比較級和最高級句型描述、比較不同事物的特征。
 
二. 本周教學重點：
1. 形容詞，副詞的比較級和最高級。
2. 重點詞匯和詞組。
 
三. 具體內容：
（一）形容詞，副詞比較級和最高級的構成。
（二）比較級用法：
1. 同級比較時（a=b），用“as +形容詞，副詞原級+as”，表示……和……一樣
this newspaper is as expensive as that one.
today is as cold as yesterday.
they have as many things to do as we do.
2. 如果a=b,用not as/so …as , 表示。。。不及。。。。
your bag is not as/so big as his.
there is not as/so much rain this year as last year.
it is not as/so cold  in nanjing as in beijing.
3. 兩個人或事物進行比較，a>b 或a<b,用形容詞，副詞的比較級+than ，表示……比……更……
the earth is bigger than the moon.
i think listening to songs is more exciting than reading.
there are more houses in this area than in that one.
4. 在形容詞，副詞的比較級前，可加某些程度副詞或詞組來修飾，如much, far, a lot, a great deal, even, still, a little, a bit等。
i can believe your son is even taller than you.
he is much younger than i.
5. 雙重比較
（1）比較級+and+比較級，表示越來越。。。
the weather is getting warmer and warmer.
i believe our country will become stronger and stronger.
（2）the+比較級……，the +比較級……表示越……就越……
the more you read and listen to english, the fewer you make mistakes.
the harder you work , the better you get.
6. 表示倍數，百分數和分數的比較級與程度副詞一樣，要把倍數，百分數和分數放到比較 級前。
the road is one third longer than that one.
he is 6 years older than you.
 
（三）形容詞，副詞的最高級：
1. 三個或三個以上的人或事物進行比較用最高級。其結構是：the+最高級+范圍
peter is the cleverest boy in our class.
which is the most interesting movie you have seen?
who is the youngest of all the teachers in your school?
2. 形容詞的最高級前表示‘第幾’，用the+序數詞+形容詞的最高級+名詞
mike was the second tallest basketball player in our school.
3. 形容詞的最高級前有物主代詞時，不再加the
he showed me his best stamp collection.
 
（四）重點詞匯：
1. you can move from one news site to other sites with similar information.
similar to sb./sth.
we have very similar interests.
gold is similar in color to brass.
2. on average, i look at news websites twice as often as tv programs.
on average, there are about 10 classes in grade 1 every year.
3. however, some news channels are on tv all day and so, in this way, they are the same as internet websites.
the same as 表示和……一樣，相當于as…as