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(共25张PPT)
Unit 6 Crossing Cultures
Section B（2a-2d）
· 学习目标
· 新课导入
· 内容讲解
· 课堂总结
· 课后作业
Learning goals
1. New words: unsafe, informal, improper, jeans, marry, congratulate ,
Asian, tradition, firstly, secondly, thirdly, correctly
2. Expressions: on time, point at
3. Sentences: ① The key thing is to keep trying.
② I can’t wait to congratulate them.
Let’s learn opposite adjectives!
proper
im
happy
un
in
formal
Lead-in
New words
unsafe / n se f/ adj. 不安全的；危险的
informal / n f ml/ adj. 非正式的
improper / m pr p (r)/ adj. 不合适的
New words
jeans /d i nz/ n. 牛仔裤
marry / m r / v. 结婚；娶；嫁
congratulate /k n ɡr t ule t/ v. 祝贺
New words
Asian / e n/ adj. 亚洲的 n. 亚洲人
tradition /tr d n/ n. 传统
firstly / f stli/ adv. 第一；首先
New words
secondly / sek ndli/ adv. 第二；其次
thirdly / θ dl / adv. 第三
correctly /k rektli/ adv. 正确地；得体地
New words
unsafe / n se f/ adj. 不安全的；危险的
informal / n f ml/ adj. 非正式的
improper / m pr p (r)/ adj. 不合适的
jeans /d i nz/ n. 牛仔裤
marry / m r / v. 结婚；娶；嫁
congratulate /k n ɡr t ule t/ v. 祝贺
Asian / e n/ adj. 亚洲的 n. 亚洲人
tradition /tr d n/ n. 传统
firstly / f stli/ adv. 第一；首先
secondly / sek ndli/ adv. 第二；其次
thirdly / θ dl / adv. 第三
correctly /k rektli/ adv. 正确地；得体地
New words
Textbook
2a
Write down the negative forms of the adjectives in the box using un- or in- / im-.
safe formal proper possible friendly direct
tidy healthy perfect important common correct
un-: _________________________________________________________
unsafe,
unfriendly, untidy, unhealthy, unimportant, uncommon, unhappy
im- / in-: ____________________________________________________
informal, improper,
impossible, imperfect, incorrect, indirect
Textbook
2b
Complete the sentences with the correct forms of the adjectives in brackets.
1. Saying “hi” is an ___________ way to greet others. (formal)
2. It is __________ to point at people in many countries. (polite)
informal
impolite
Textbook
2b
3. The host is certainly _________ when you enjoy yourself at their
party. (happy)
4. People usually dress in formal clothes when visiting some public places such as concert halls. It is __________ to wear shorts, short skirts, or jeans there. (proper)
5. In some cultures, it is OK to be late sometimes. People are
__________ even if their meetings don’t start on time. (patient)
improper
happy
patient
Language points
1
否定前缀 un- / im- / in- , 三者均为否定前缀，加在词基前表示“不、非、无”的含义
1. un- 的用法
适用词基的类型：可接形容词和动词，少数接名词。
接形容词：happy → unhappy（不开心的）、healthy → unhealthy（不
健康的）、fair → unfair（不公平的）
接动词：do → undo（撤销）、cover → uncover（揭开）、lock →
unlock（解锁）
接名词：rest → unrest（动荡）、employment → unemployment（失业）
Language points
1
2. im- 的用法
适用词基类型：仅接以唇音字母 m / p 开头的形容词或名词。
接m开头词基：moral → immoral（不道德的）、mature →
immature（不成熟的）
接p开头词基：possible → impossible（不可能的）、patient →
impatient（不耐烦的）、polite → impolite（不礼貌的）
Language points
1
3. in- 的用法
适用词基类型：接以非 m / p 开头的形容词或名词，是 im- 的基
础形式。
常见搭配：direct → indirect（间接的）、dependent →
independent（独立的）、finite → infinite（无限的）、
justice → injustice（不公）
Language points
练
1. 完成句子。
It is __________ (moral) to cheat in exams, and it will damage your personal reputation.
2. 翻译句子。
这个决定对我们所有人来说都是不公平的，所以我们需要重新讨论。
This decision is unfair to all of us, so we need to discuss it again.
immoral
Textbook
2c
Circle the correct words to complete the conversations.
1. A: Did you understand the rules I found them confused / confusing.
B: I was confused / confusing at first too, but Mr Thompson explained
them to me.
Textbook
2c
2. A: Isn’t it excited / exciting that James will marry Jennifer next month
B: Yes! I’m so excited / exciting, and I can’t wait to congratulate them.
3. A: Sally was a little embarrassed / embarrassing just now. She wished
her friend happy birthday on the wrong date.
B: Oh no! That can be embarrassed / embarrassing.
Textbook
2d
Complete the passage with the correct forms of the words in the box.
normal last manner proper challenge
In many Asian countries, it is _______ for people to eat with chopsticks. There are many rules and traditions about how to use chopsticks _______. Firstly, don’t stick your chopsticks into food. That is very bad ________ .
normal
properly
manners
Textbook
2d
Secondly, don’t pull dishes close to you with your chopsticks. Thirdly, don’t point at others with your chopsticks or wave them about when you talk. _______ , hold your chopsticks correctly. Using chopsticks looks easy, but it can actually be a little __________ . The key thing is to keep trying. With plenty of practice, anyone can learn to use chopsticks well!
Lastly
challenging
normal last manner proper challenge
Language points
2
“ on time ”指按照预定的时间发生或进行，强调“准时、不迟到、不早到”。
1. 句末作状语（最常用）：The plane took off on time.
2. 句首作状语：On time, the bus pulled into the station.
对比易混短语 in time ：in time 侧重“及时”，指在规定时间之前完成某事以避免不良后果；on time 侧重“按时”，仅强调符合预定时间。
Language points
练
Please make sure that you hand in your homework __________ tomorrow morning.
1. 完成句子。
on time
2. 翻译句子。
为了准时参加面试，他提前半小时就出门了。
He left home half an hour early in order to attend the interview on time.
Summary
New words
unsafe, informal, improper, jeans, marry, congratulate , Asian, tradition, firstly, secondly, thirdly, correctly
Expressions
on time, point at
Sentences
① The key thing is to keep trying.
② I can’t wait to congratulate them.
Homework
1
Memorize the new words, expressions and sentences in Section B (2a-2d).
2
Finish the exercises of the test paper on the book 5·3.

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