8BUnit1Past and present Vocabulary教案
教学目标1知识目标To develop an understanding of opposites
2能力目标To use appropriate adjectives in context to express positive and negative meanings.
3情感目标To show the students an effective way to enlarge their vocabulary
教学重点与难点Opposites
教具学具A small blackboard ,a recorder ,pictures,cards,
教学过程
Step1预习作业检查与交流 . Pre-checking & Revisio(Revision)
1检查单词与词组预习情况
A个别读-------集体读---------巩固重点单词
B 重要短语(小组核对检查-------教师提示重点词组注意点------读背)
(1)在电脑上------------(2)犯错误----------------3在周围-----------
(4)纠正错误----------------(5)写文章------------6采访某人---------
(7)看起来健康-------------注意:look after /look at /look for/
Look into/ look out /look over /look through /look up/
Look like /look the same
2预习作业交流
. Ask the students to give the opposites orally
like_____ happy______ new_______ young_________
lucky____ correct______ healthy______ honest___
让学生抢答或小组比赛,看谁第一完成
3.小组比赛在规定时间内哪个小组说的反义词最多,两人搭档
例如S1: long S2 short ………..
Step2展示探究与点拨提高
1、让学生看图片说出反义词
1 Happy unhappy/sad 2 good bad 3 hopeful hopeless 4 big small / long short 5 fat thin
2老师用香港迪斯尼乐园的图片提问
T:What do you think of Disneyland ?
S1:………………….
T: Is it wonderful ?
S2:--------------------
T: Can you say something about it?
S3: -------------------------
教师呈现 wonderful colourful meaningful useful hopeful delightful careful successful cheerful 等
让学生自己找出上述形容词的相同之处,即都在名词后加上-ful后缀。告诉他们后缀-ful的意思是full of 或having the qualities of .
3.呈现带有-less后缀的反义词,如:harmless hopeless.
T: Do you think English is useful ?
S1:Surely it is useful.
T: Do you think watching too much TV is useful?
S2: Of course it is not useful . It is useless
4.鼓励学生两个相互说出更多的反义词
5让学生归纳寻找一些加 “un”, “ in”,“dis”, “im ” “less” 等词缀构成的反义词,把各类词写到表格内
(1) 含un 词缀的
unhappy unhelpful uncomfortable unnecessary
unwelcome unfriendly unimportant unlucky
unusua unselfish unhealthy Unpleasan
unkind unsafe uncommon uncertain
(2) 含 in 词缀的
Incorrect incorrectly incomplete infamous
(3) 含 dis 词缀 的
dislike disappear disagree dishonest
(4) 含 im 词缀的
impossible impolite impatient
(5) 含 less 词缀的
careless colourless harmless noiseless
endless hopeless helpless useless
meaningless cheerless
(6) Give more opposites (向学生说明以下有几组反义词不是形容词)
first---last love---hate noisy---quiet
day---night beginning---end rich---poor
big---small interesting---boring short---long/tall
6 学生完成课本第12页的练习
7学生四人一组,从第12页的形容词及反义词中任选四对编故事
8请两到散(三)组到前面讲故事
9 小组进行比赛,分四组,让一个学生手上拿了好多形容词的卡片,随意抽出一张,同桌分别用这组反义词造句,到最后哪组快 ,最快的这组家长(学生)免抄写反义词,提高上课效率
教师送上一句“By working hard ,you win a relaxing time”
Step3 practise
1 根据首字母和英文释义写单词
(1) not cheap e………………(expensive)
(2)unhappy because of being alone l……………..(lonely)
(3) always tell a lie d……………..(dishonest)
(4) wrong ,not correct i…………….(incorrect)
(5) not pleasant ,not nice u………………(unpleasant)
2 用方框内所给词的适当形式填空
possible polite happy lucky healthy
(1) Don’t eat hamburgers any more . They are….food.(unhealthy)
(2)We can finish the work in two hours. But it is …to finish it in an hour ,I’m afraid.(impossible)
(3)It’s ………..to talk back to your parents.(impolite)
(4) There was an…………look on his face when he heard the sad news.(unhappy)
(5) ……… , his parents died in the earthquake.(unluckily)
Step 4. Sum up
We learn the prefix.
We learn the opposite of the following adjectives
Step5当堂检测
1 写出反义词
(1)safe……(2)..lucky ………(3)cheap………(4)fast ………..
(5)patient………. (6)honest……….(7)healthy……………(8)new……
(9)same………(10)long………(11)important…………(12)like……/…….(13) rich…….(14).easy…….(15)comfortable………….
(unsafe/dangerous,unlucky,expensive, slow ,impatient,dishonest,
Unhealthy,old,different,short,unimportant,dislike/unlike,poor,difficult
Uncomfortable)
2完成表格
名词 形容词 反义词
beautiful
care
colour
harmful
long
health
noise
Step 6课堂评价小结
学生能利用实物卡片进行形容词的反义词对话及比赛,并能对各种词缀的反义词进行归类总结,在各种语境中正确运用。
Step 7. Exercises & homework
1 记忆本课所学词汇
2完成《补充习题》Vocabulary building 部分的练习
3完成Grammer 部分的预习内容
Step8 预习作业
1完成表格
infinitive Simple past Past participle
travel
see
enjoy
watch
do
be
2用所给动词的正确形式完成句子
Hurry up, Lunch ......already ......(begin).
......he ever......(ride)a bike?
Li Ming......(hurt) his arm last week .He.....already.....
(stay) in bed for five days.
(4)Yesterday ,she ......(buy) one book in the bookshop .
She......(not read) it since then.
(5)I .....already ......(lose) my pen.I...... (buy) it two
Days ago.
3熟练记住现在完成时的时间状语,例如 already,yet ,never,ever ,for,since,……before,so far,in/during /over the past ten years等,分别造两个句子。
答案:当堂检测:1 unsafe/dangerous,unlucky,expensive, slow,impatient,dishonest,Unhealthy,old,different,short,unimportant,dislike/unlike,poor,difficult,Uncomfortable
2 beauty,ugly,careful,careless,
Colourful,colourless,harm, harmless, length, short ,healthy,unhealthy,
Noisy,quiet/noiseless
预习作业
1 travelled,travelled,saw,seen,enjoyed,enjoyed,watched,watched,did,done
Was/were,been
2 has begun,Has ridden,hurt has stayed,bought has not read ,have lost bought
Step9教后反思:学生能归纳总结含有各种词缀的形容词的反义词,并能进行在语境中,能把8B1,8BU2和9AU2的词汇结合在一起总结归类,并正确运用,有利于系统掌握,希望学生能在课后把这些反义词多用在故事会话中。 |
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