Unit3  Computers  Book2

unit3  computers  book2
period 3 language points
liu juan

i  teaching aims:
teach and study the language points to grasp and use them freely.
ii  important and difficult points:
in common ,  anyway,  go by,  so...that...
iii  teaching methods:  practising 
iv  teaching steps:  language points learning
1. in small groups, discuss what they have in common?  分小組，討論它們的共同點(diǎn)。
[要點(diǎn)導(dǎo)航] in common 共有，公用（常與have，own等動(dòng)詞連用，在句中多作狀語）。例如：
the two brothers own the company in common.
兄弟倆共有這家公司。
the two cultures ________________________.這兩種文化具有許多相同之處。
jane and i have nothing in common(=i have nothing in common with jane).
我與簡毫無共同之處。
[思維拓展] in common with 和……一樣（作方式狀語）。例如：
                        , he likes football.他和很多其他的男孩一樣喜歡足球。
have nothing in common 無共同之處
have little in common 幾乎無共同之處
have something in common 有一些共同之處
have a lot in common 有許多共同之處
以下是從英國國家語料庫中精選出來的幾個(gè)例句：
（1）you know, dorothy, you and i have one thing in common.
（2）we just had nothing in common and i couldn't communicate with his dull business friends.
（3）i suddenly felt we had a lot in common.
tom and i have nothing in common.= i                                  
我和湯姆沒有共同之處。
common, ordinary和usual的區(qū)別:
common 指“共有的，公共的；共同的；常見的”。例如：
he is their common enemy.他是他們共同的敵人。
the problems are common to all societies.這些問題是所有社會(huì)的通病。
common作“普通的”講可與ordinary換用。如“普通人”也可說成common people。
    ordinary 意為“普通的，平淡無奇的”，指沒有什么特別的地方。例如：
we are all ordinary people.我們都是普通人。
he is in ordinary clothes.他穿著平常的衣服。
usual 意思是“平常的，通常的，一向的”，含有遵循常規(guī)的、習(xí)慣性的、一貫如此的意思。例如：
tea is considered to be the usual drink of the british people.
茶被認(rèn)為是英國人的日常飲料。
he made the usual mistakes that all beginners make.
他犯的就是那些初學(xué)這老犯的錯(cuò)誤。
2. anyway, let’s go back to my history. 無論如何，讓我們追溯一下我的歷史。
anyway adv. 無論如何，反正（句子副詞，等于anyhow。用于轉(zhuǎn)換話題或回到原話題時(shí)）。例如：