concentrate vt.集中,聚集 [典例] 1)Authority was concentrated in the president. 政权集于总统一身 2)We concen——青夏教育精英家教网—

1.　　　　 concentrate vt.集中；聚集

[典例]

1)Authority was concentrated in the president. 政权集于总统一身　

2)We concentrated on the task before us. 我们专注于眼前的任务

[重要用法]

concentration n. 集中，专心

with deep concentration专心

concentrate one's attention on [upon] 把注意力集中在

[练习]汉译英　

1) 如果你全神贯注，就能解决这个问题。

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2) 面对巨大的灾难，整个社会致力于解救废墟中的人们。

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Key: 1)You’ll solve the problem if you concentrate upon it. 2) Facing the great disaster, the whole society concentrated its attention on rescuing the people in ruin.

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III 词性变化 (旨在提供语法填空所需材料)

1. employ v.雇佣,使用	employment n.雇佣	employer雇佣者, employee受雇者
2. approve v.赞成,批准	approval n,赞成,批准
3. profession n.职业,专业	professional adj.专业的
4. guilt n.犯罪	guilty adj. 犯罪的,内疚的
centrate v.集中注意力	concentration n.专注,专心
[练习]用括号内所提供词的适当形式填空 1)　 This book demanded all your_________.(concentrate) 2)　 My parents didn’t _________ of my leaving school this year and I had to accept their ________.(approve) 3)　 We need enough _________ engineers to undertake the job.(profession) 4)　 his _______ was proved beyond all doubt by the prosecution and he felt _____ about not telling the truth to the judge (guilt) 5)　 The factories that ________thousands of workers criticized the method _________by the country’s government.(employ) keys: 1) concentration　 2) approve; approval　 3) professional　 4) guilt; guilty　 5) employ; employed

IV 重点词汇 (旨在提供综合运用所需材料)

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I单元要点预览(旨在让同学整体了解本单元要点)

词汇部分	词语辨析	1. occupation/profession/job/work　　 2. acquire /obtain/get/gain 3. accuse/charge　　　　　　　　　 4.process/progress/procedure 5. accurate /correct/exact/right
词形变化	1. employ v.雇佣,使用	employment n.雇佣	employer雇佣者, employee受雇者
2. approve v.赞成,批准	approval n,赞成,批准
3. profession n.职业,专业	professional adj.专业的
4. guilt n.犯罪	guilty adj. 犯罪的,内疚的
重点单词	1.　　　　 concentrate vt.集中；聚集 2.　　　　 course n.过程；进程；课程；一道菜 3.　　　　 trade n.行业；贸易；商业 4.　　　　 defend vt.防护；辩护；护卫 5.　　　　 senior　 adj.年长的；高年级的；高级的 6.　　　　 approve vt. 赞成；称许；批准 7.　　　　 polish　 vt.擦亮；磨光；润色 8.　　　　 employ vt. 雇用, 用, 使用 9.　　　　 intention n. 意图, 目的
重点词组	1.on one’s own　独自；独立 2. have a good “nose”for sth　探查发现某事物的能力 3. be supposed to应当；认为必须4. look forward to盼望　　 5. be guilty of有罪;因…负疚　　 6. so as to 以致;为了
重点句子	Not only am I interested in photograph, but I took a course at university, so it’s actually of special interest to me.
重点语法	过去分词做表语和定语 (见语法专题)

II 词语辨析　 (旨在提供完形填空所需材料)

1). occupation/profession/job/work　 n. 工作,职业

[解释]
occupation较为正式,常用于所填的表格上
profession常指需要专门技能，尤指需要较高教育水平的行业,职业.
job可数名词,可指独立的一份工作或职位
work不可数名词,泛指一切工作

[练习]选择occupation/profession/job或work并用其适当的形式填空
1)Please state your name, age and _________ below before you go to work.
2)I have a few ________ to do in the house this morning.
3) Typing by using the computer all day is hard________.
4) Professor Zhang is the very top of medical　 _________.
Keys: 1) occupation 2) jobs 3) work 4) profession

2). acquire /obtain/get/gain v. 获得

[解释]
obtain 包含着“努力”、“希望”或“决意”去获得某物的意思。通过努力工作而得到所需东西
get是最普遍、使用范围最广的词以某种方式手段获得某物
acquire经过努力的过程逐渐获得
gain有obtain的含义，但更强调目的物需要努力奋斗才能得到，而且这种东西具有价值，特别是物质价值。

[练习]选择acquire /obtain/get或gain并用其适当的形式填空
1)　　　 We must work hard to ________a good knowledge of English.
2)　　　 I ______ a letter from my parents yesterday.
3)　　　 I hope that you will________ greater success soon.
4)　　　 He ________ experience through practice.
Keys: 1) acquire　 2) got　 3) gain 4) obtained

3) accuse/charge v.控诉,起诉

[解释]
accuse　常用于accuse sb. of sth.
charge　常用charge sb. with sthl

[练习]选择accuse或charge并用其适当的形式填空
1)　　　 They ________ him of taking bribes.
2)　　　 The police ________ him with car theft
　 Keys: 1) accused 2) charged

4) process/progress/procedure

[解释]
process [C][U]进程，过程，程序
progress[U]前进, 进步, 发展　
procedure[C][U] 程序, 手续

[练习]选择process/progress/或procedure并用其适当的形式填空
1)　 Reforming the education system will be a difficult ________.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　
2)　 The disease makes rapid ________
3)　 Sometimes we need to break the normal_________.
Keys: 1) process 2) progress 3) procedure

5) accurate /correct/exact/right

[解释]
　accurate 表示“准确的”,精确的”,指“通过努力, 使事情达到正确或精确
correct为一般用语, 指“正确的”
exact表示“确切的”,“精确无误的”,指“与事实完全相符”
right最合适的; (就情况等而言)最好的, 可取的;或表示与事实，常理或真实情况相一致的，相当于correct/exact

[练习]选择accurate /correct/exact或right并用其适当的形式填空
1)　　　 She gave an ______ account of the accident.
2)　　　 He gave _______ answers to the questions.
3)　　　 His answer is quite _______.
4)　　　 He is the ______ man for the job.
Keys: 1) accurate 2) correct 3) exact 4) right

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2．将5个句子组织成连贯的一篇短文，使用必要的连接词。

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[答案]

　　　　 Advantages of Studying on the Internet

　　　 Nowadays the Internet is more and more popular, and I think it's a good way of studying. Firstly, the Internet enables people to study whenever and wherever it's convenient. Secondly, they can also choose to study whatever they are interested in, while a traditional school doesn't provide such great freedom. Thirdly, they can discuss questions with teachers on the Internet immediately they have any questions and assignments can be handed in by clicking it away on the Internet, too.

　　　 I love studying on the Internet, for it brings a lot more choices and freedom.

Unit4　 Making the news

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1．必须使用5个句子介绍全部所给的内容。

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3．可以随时与老师讨论问题并递交作业。

　　 [写作要求)

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2．可以自由选择学习内容。

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1．可以随时随地学习。

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