focus on 是一個(gè)常用詞組，意思是“集中”，在生詞部分已作了較為詳細(xì)的講解，在此，請(qǐng)翻譯幾個(gè)句子：
1） 他今天準(zhǔn)是累了，他無(wú)法把注意力集中在工作上。
（He must be very tired today， he just couldn't focus his attention to his work.）
2） 她覺(jué)得很不自在，因?yàn)樗械哪抗舛甲⒁曋＃⊿he felt very uneasy as all eyes were focused on her.）
3） 這本書(shū)著重談了中東的形勢(shì)。（This book focuses on the situation in the Middle East.）
a number of 的意思是“許多”。請(qǐng)看下面的例句，注意a number of 和the number of 的區(qū)別：
1） A number of factories have been shut down because of pollution problems.
（由于污染問(wèn)題許多工廠被關(guān)閉了。）
2） A number of students have handed in their application forms.（許多學(xué)生都遞交了申請(qǐng)表。）
3） The number of students in our school increases every year.（我們學(xué)校的學(xué)生人數(shù)每年都在增加。）
4） The number of passengers who were injured in the accident is still unknown.
（在事故中受傷的乘客人數(shù)還不知道。）
2. It is useful to know how these principles work.
it 在句中做形式主語(yǔ)，真正的主語(yǔ)to know how these principles work，此類結(jié)構(gòu)我們?cè)诘谝缓偷诙卧延辛私?。?qǐng)看下面的句子：
1） It is necessary to learn how to use the computer.（學(xué)會(huì)如何使用計(jì)算機(jī)很有必要。）
2） It is important to find out why the forest fire broke out.（找出森林大火的原因很重要。）
3） It is difficult to know what he is thinking about.（要想知道他在想什么很困難。）
work 在本句中的意思是“起作用；產(chǎn)生影響”，請(qǐng)翻譯下面的句子：
1） The doctor said that the medicine would work.（醫(yī)生說(shuō)藥會(huì)起作用的。）
2） They didn't think his plan would work.（他們認(rèn)為他的計(jì)劃行不通。）
3） They didn't expect that the teacher's encouragement would work such a change in him.
（他們沒(méi)有料到老師的鼓勵(lì)會(huì)使他產(chǎn)生如此變化。）
3. Meaningfulness affects memory at all levels.
affect 是動(dòng)詞，意思是“影響”。常常會(huì)有一些英語(yǔ)學(xué)習(xí)者把動(dòng)詞affect和名詞effect混淆，請(qǐng)注意下面的句子：
1） The drought would surely affect the harvest.（這場(chǎng)干旱肯定會(huì)影響到收成。）
2） Excessive smoking affected his health， bad coughs often made it difficult to breathe.
（過(guò)度吸煙影響了他的健康，嚴(yán)重的咳嗽使他難以呼吸。）
3） Psychologists believe that colors have a definite effect on people.
（心理學(xué)家認(rèn)為顏色對(duì)人肯定有影響。）
4） We could all see the effects of the illness on him.（我們都能看出那場(chǎng)病在的身上的影響。）
5） 職務(wù)的變化使他的收入大受影響。（The change in position greatly affected his income.）
6） 他的話對(duì)聽(tīng)眾沒(méi)有任何影響作用。（What he said had little effect on the audience.）
4. Information that doesn't make any sense to you is difficult to remember.
that引導(dǎo)的定語(yǔ)從句修飾information； 主句是Information is difficult to remember.
不定式to remember 用在做表語(yǔ)用的形容詞后面作狀語(yǔ)。請(qǐng)看下面的句子：
1） Einstein was easy to get along with.（愛(ài)因斯坦很容易相處。）
2） To many foreigners， Chinese is hard to learn.（對(duì)許多外國(guó)人來(lái)說(shuō)漢語(yǔ)很難學(xué)。）
3） The water in this river is not fit to drink.（這條河里的水不適合飲用。）
4） This question is very difficult to answer.（這個(gè)問(wèn)題很難回答。）
make sense 的意思是“有意義；可理解”。請(qǐng)看下面的句子：
1） No matter how you read it， this sentence doesn't make any sense to me.
（無(wú)論你怎么讀，我都不理解這個(gè)句子。）
2） What the writer wanted to express in his book doesn't make any sense to the readers.
（讀者們無(wú)法理解作者在書(shū)中所要表達(dá)的意思。）
3） His explanation makes no sense to his students.（學(xué)生們不理解他的解釋。）
5. Organization also makes a difference in our ability to remember.
動(dòng)詞不定式to remember在句中做定語(yǔ)，修飾名詞ability.請(qǐng)看下面的句子：
1） You should have confidence in your ability to fulfill the task.（你們應(yīng)對(duì)自己完成認(rèn)務(wù)的能力有信心。）
2） He has kept the promise to come early in the morning.（他遵守了一大早來(lái)的諾言。）
3） They have the determination to overcome all the difficulties.（他們有克服所有困難的決心。）
4） We could see her anxiety to solve the problem.（我們能看出她急于解決這個(gè)問(wèn)題。）
make a difference 的意思是“有關(guān)系；有影響；起作用”。請(qǐng)看下面的句子：
1） What he said would not make any difference in my decision-making.
（他說(shuō)的話不會(huì)對(duì)我做決定產(chǎn)生任何影響。）
2） Your participation in the work will make a great difference.（你參與我們的工作，情況就不一樣了。）
3） Money won't make much difference to him.（錢對(duì)他起不了多大作用。）
4） I didn't like the appearance of the house， but the location and price made all the difference.
（我不喜歡那房子的外觀，但它的位置和價(jià)格起了重要作用。）
6. Material that is organized is better remembered than jumbled information.
句中的better是副詞well的比較級(jí)形式，意思是“更好地”。請(qǐng)看下面的句子：
1） This story is better written than that one.（這個(gè)故事寫得比那個(gè)好。）
2） This room is better furnished than that one.（這間屋子裝飾得比那間好。）
3） This team is better trained than that one.（這個(gè)隊(duì)訓(xùn)練得比那個(gè)隊(duì)好。）
4） This job is better paid than that one.（這份工作的報(bào)酬比那份高。）
information是一個(gè)不可數(shù)名詞，不能在其后加“-s”。請(qǐng)看例句：
1） There are many ways of obtaining information.（獲得信息的途徑很多。）
2） So far I haven't got any information about the game.（我至今還沒(méi)有得到有關(guān)比賽的任何消息。）
3） I am sure this piece of information will be of great value to them.
（我肯定這一消息對(duì)他們會(huì)很有價(jià)值。）
1） 他今天準(zhǔn)是累了，他無(wú)法把注意力集中在工作上。
（He must be very tired today， he just couldn't focus his attention to his work.）
2） 她覺(jué)得很不自在，因?yàn)樗械哪抗舛甲⒁曋＃⊿he felt very uneasy as all eyes were focused on her.）
3） 這本書(shū)著重談了中東的形勢(shì)。（This book focuses on the situation in the Middle East.）
a number of 的意思是“許多”。請(qǐng)看下面的例句，注意a number of 和the number of 的區(qū)別：
1） A number of factories have been shut down because of pollution problems.
（由于污染問(wèn)題許多工廠被關(guān)閉了。）
2） A number of students have handed in their application forms.（許多學(xué)生都遞交了申請(qǐng)表。）
3） The number of students in our school increases every year.（我們學(xué)校的學(xué)生人數(shù)每年都在增加。）
4） The number of passengers who were injured in the accident is still unknown.
（在事故中受傷的乘客人數(shù)還不知道。）
2. It is useful to know how these principles work.
it 在句中做形式主語(yǔ)，真正的主語(yǔ)to know how these principles work，此類結(jié)構(gòu)我們?cè)诘谝缓偷诙卧延辛私?。?qǐng)看下面的句子：
1） It is necessary to learn how to use the computer.（學(xué)會(huì)如何使用計(jì)算機(jī)很有必要。）
2） It is important to find out why the forest fire broke out.（找出森林大火的原因很重要。）
3） It is difficult to know what he is thinking about.（要想知道他在想什么很困難。）
work 在本句中的意思是“起作用；產(chǎn)生影響”，請(qǐng)翻譯下面的句子：
1） The doctor said that the medicine would work.（醫(yī)生說(shuō)藥會(huì)起作用的。）
2） They didn't think his plan would work.（他們認(rèn)為他的計(jì)劃行不通。）
3） They didn't expect that the teacher's encouragement would work such a change in him.
（他們沒(méi)有料到老師的鼓勵(lì)會(huì)使他產(chǎn)生如此變化。）
3. Meaningfulness affects memory at all levels.
affect 是動(dòng)詞，意思是“影響”。常常會(huì)有一些英語(yǔ)學(xué)習(xí)者把動(dòng)詞affect和名詞effect混淆，請(qǐng)注意下面的句子：
1） The drought would surely affect the harvest.（這場(chǎng)干旱肯定會(huì)影響到收成。）
2） Excessive smoking affected his health， bad coughs often made it difficult to breathe.
（過(guò)度吸煙影響了他的健康，嚴(yán)重的咳嗽使他難以呼吸。）
3） Psychologists believe that colors have a definite effect on people.
（心理學(xué)家認(rèn)為顏色對(duì)人肯定有影響。）
4） We could all see the effects of the illness on him.（我們都能看出那場(chǎng)病在的身上的影響。）
5） 職務(wù)的變化使他的收入大受影響。（The change in position greatly affected his income.）
6） 他的話對(duì)聽(tīng)眾沒(méi)有任何影響作用。（What he said had little effect on the audience.）
4. Information that doesn't make any sense to you is difficult to remember.
that引導(dǎo)的定語(yǔ)從句修飾information； 主句是Information is difficult to remember.
不定式to remember 用在做表語(yǔ)用的形容詞后面作狀語(yǔ)。請(qǐng)看下面的句子：
1） Einstein was easy to get along with.（愛(ài)因斯坦很容易相處。）
2） To many foreigners， Chinese is hard to learn.（對(duì)許多外國(guó)人來(lái)說(shuō)漢語(yǔ)很難學(xué)。）
3） The water in this river is not fit to drink.（這條河里的水不適合飲用。）
4） This question is very difficult to answer.（這個(gè)問(wèn)題很難回答。）
make sense 的意思是“有意義；可理解”。請(qǐng)看下面的句子：
1） No matter how you read it， this sentence doesn't make any sense to me.
（無(wú)論你怎么讀，我都不理解這個(gè)句子。）
2） What the writer wanted to express in his book doesn't make any sense to the readers.
（讀者們無(wú)法理解作者在書(shū)中所要表達(dá)的意思。）
3） His explanation makes no sense to his students.（學(xué)生們不理解他的解釋。）
5. Organization also makes a difference in our ability to remember.
動(dòng)詞不定式to remember在句中做定語(yǔ)，修飾名詞ability.請(qǐng)看下面的句子：
1） You should have confidence in your ability to fulfill the task.（你們應(yīng)對(duì)自己完成認(rèn)務(wù)的能力有信心。）
2） He has kept the promise to come early in the morning.（他遵守了一大早來(lái)的諾言。）
3） They have the determination to overcome all the difficulties.（他們有克服所有困難的決心。）
4） We could see her anxiety to solve the problem.（我們能看出她急于解決這個(gè)問(wèn)題。）
make a difference 的意思是“有關(guān)系；有影響；起作用”。請(qǐng)看下面的句子：
1） What he said would not make any difference in my decision-making.
（他說(shuō)的話不會(huì)對(duì)我做決定產(chǎn)生任何影響。）
2） Your participation in the work will make a great difference.（你參與我們的工作，情況就不一樣了。）
3） Money won't make much difference to him.（錢對(duì)他起不了多大作用。）
4） I didn't like the appearance of the house， but the location and price made all the difference.
（我不喜歡那房子的外觀，但它的位置和價(jià)格起了重要作用。）
6. Material that is organized is better remembered than jumbled information.
句中的better是副詞well的比較級(jí)形式，意思是“更好地”。請(qǐng)看下面的句子：
1） This story is better written than that one.（這個(gè)故事寫得比那個(gè)好。）
2） This room is better furnished than that one.（這間屋子裝飾得比那間好。）
3） This team is better trained than that one.（這個(gè)隊(duì)訓(xùn)練得比那個(gè)隊(duì)好。）
4） This job is better paid than that one.（這份工作的報(bào)酬比那份高。）
information是一個(gè)不可數(shù)名詞，不能在其后加“-s”。請(qǐng)看例句：
1） There are many ways of obtaining information.（獲得信息的途徑很多。）
2） So far I haven't got any information about the game.（我至今還沒(méi)有得到有關(guān)比賽的任何消息。）
3） I am sure this piece of information will be of great value to them.
（我肯定這一消息對(duì)他們會(huì)很有價(jià)值。）