在英语中close与 closely非常容易混淆，要想弄清楚这两个形近词的用法，我们不妨从词性入手，逐一来辨别它们词法的不同之处。
一、close
作形容词时，含义是“（在空间、时间上）接近的，靠近的，亲密的，严密的，实力相差无几的，严加戒备的;闷热的;吝啬的;闭塞音的”
The two trees are close together.这两棵树挨着很近。
We all have to work in close proximity.
我们都不得不紧挨在一起工作。
Her lips were close to his head and her breath tickled his ear.
她的嘴唇贴近他的头，她的呼吸让他耳朵发痒。
He was close to tears.
他几乎快掉眼泪了。
His feeling for her was close to hatred.
他对她的感情近乎仇恨。
The total was close to 20% of the workforce.
总数接近劳动力的20%。
The new library is close to completion.
新图书馆快要竣工了。
She knew she was close to death.
她知道自己已濒临死亡。
We are close to signing the agreement.
我们可能很快要签订协议。
He is one of the prime minister's closest advisers.
他是首相最亲信的顾问之一。
The college has close links with many other institutions.
这所学院与其他许多的机构有着紧密的联系。
We would like to see closer cooperation between parents and schools.
我们希望学生家长和学校有更加紧密的合作。
She has kept in close contact with the victims' families.
她与受害者的家人一直保持着密切的联系。
We keep in close touch with the police.
我们与警方保持着密切联系。
Take a close look at this photograph.
仔细看看这张照片。
On closer examination the painting proved to be a fake.
经过更加仔细的查看，那幅画被证实是件赝品。
Pay close attention to what I am telling you.
要认真听我给你讲的话。
She is very close to her father. 她和父亲关系很亲密。
She's always been very close with her money.
她用钱总是很吝啬。
作副词时，含义是“接近，紧密地”
He stood close against the wall .他紧靠墙站着。
They sat close together .
他们紧挨着坐在一起。
She held Tom close and pressed her cheek to his.
她紧紧地抱着汤姆，并把脸紧贴在他的脸上。
作动词时，含义是“关，关闭，闭上”
Would you mind my closing the window.我关上窗户你介意吗？
The suggestion to close the road has found favour with local people.
关闭这条路的建议已得到当地人的支持。
二、closely
作副词时，含义是“紧密地，密切地,仔细地”表达的是一种抽象的意义，常常修饰分词形容词和动词。
The two events are closely connected.这两件事情有密切的联系。
They watched the enemy closely.他们密切地注视着敌人的动向。
They crowded more closely around the stretcher...
他们在担架旁围得更紧了。
Wherever they went they were closely followed by security men.
不管上哪儿，保安人员都紧跟在他们身后。
He was observed to follow her closely.
有人看到他紧跟着她。
She was following Laura's progress closely.
她密切关注着劳拉的进展。
The French and British are co-operating more closely than they have for years.
法国和英国现在的合作比往年更加密切。
We work closely with the careers officers in schools.
我们与学校的就业顾问密切合作。
If you look closely at many of the problems in society, you'll see evidence of racial discrimination.
仔细研究一下社会上的许多问题，就会发现种族歧视的证据。
This will be a closely fought race.
这将是一场势均力敌的比赛。
It is still a close contest between two leading opposition parties...
这仍然是两大主要反对党之间一场势均力敌的较量。
She closely resembles her sister.
她和她姐姐很像。
He held her closely, burying his head against her shoulder.
他紧紧地抱住她，把头靠在她的肩上。
I sat and watched everyone very closely.
我坐着仔细观察每一个人。
三、close与 closely的区别
这两个词都可以作副词，但是它们的词法用途完全不同，close 表示靠近，接近的含义，是指很具体意义上面的近，也就是偏重于距离的近。
而closely更加偏重于抽象意义上面的“近”。常常修饰分词、形容词和动词。
1.At the meeting ，they sat very close and had a close talk ，but I didn't know what they were talking about.
开会时他们坐得很近并进行了亲密交谈，但是我不知道他们在谈什么。
2.The little boy sat close to his father and listened closely with great interest.
小男孩紧靠着他的父亲坐着，饶有兴趣地仔细听着。
特别是同为副词时，一定要辨别好具体和抽象，还有要注意他们各自所修饰的词性，尤其要记住closely一般修饰的是分词形容词和动词。
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