定冠词
the 这个字是英语中极为常见的字，也是唯一的定冠词。当发言者认为对方已经知道他指的是什麽，就会在名词前加定冠词。至于用定冠词的时机有很多，以下为您列举几种：
何时要用 the
基本规则
如果先前已提过某件事物，后面要再提及时，就在前面加 the，以表示限定某物。
举例
- On Monday, an unarmed man stole $1,000 from the bank. The thief hasn't been caught yet.
- I was walking past Benny's Bakery when I decided to go into the bakery to get some bread.
- There's a position available in my team. The job will involve some international travel.
在假定某物只有某个地方才有时，纵使前面完全没提过，还是可以在名词前加 the，因为对方一听就知道指的是何物。
举例
- We went on a walk in the forest yesterday.
- Where is the bathroom?
- Turn left and go to number 45. Our house is across from the Italian restaurant.
- My father enjoyed the book you gave him.
若句中有特别限定或确定某物，就用 the。
举例
- The man who wrote this book is famous.
- I scratched the red car parked outside.
- I live in the small house with a blue door.
- He is the doctor I came to see.
用 the 来指独一无二的人或物。
举例
- The sun rose at 6:17 this morning.
- You can go anywhere in the world.
- Clouds drifted across the sky.
- The president will be speaking on TV tonight.
- The CEO of Total is coming to our meeting.
在形容词最高级和序数前用 the。
举例
- This is the highest building in New York.
- She read the last chapter of her new book first.
- You are the tallest person in our class.
- This is the third time I have called you today.
在形容词前用 the 来指整个群体。
举例
- The French enjoy cheese.
- The elderly require special attention.
- She has given a lot of money to the poor.
在年代前用 the 。
举例
- He was born in the seventies.
- This is a painting from the 1820's.
若子句是由 only 引导，则在前面加 the。
举例
- This is the only day we've had sunshine all week.
- You are the only person he will listen to.
- The only tea I like is black tea.
专有名词
在区域丶河流丶山区丶群岛丶峡谷和海洋等地理名词前用 the 。
举例
- They are travelling in the Arctic.
- Our ship crossed the Atlantic in 7 days.
- I will go on a cruise down the Nile.
- Hiking across the Rocky Mountains would be difficult.
在有复数形的国名前用 the 。
举例
- I have never been to the Netherlands.
- Do you know anyone who lives in the Philippines?
在含有 republic丶kingdom丶states 的国名前用 the。
举例
- She is visiting the United States.
- James is from the Republic of Ireland.
在报刊名称前用 the。
举例
- I read it in the Guardian.
- She works for the New York Times.
在知名建筑物丶艺术作品丶博物馆丶纪念碑前用 the 。
举例
- Have you been to the Vietnam Memorial?
- We went to the Louvre and saw the Mona Lisa.
- I would like to visit the Eiffel Tower.
- I saw King Lear at the Globe.
在饭店和餐厅名称前用 the，但如果是以人名来命名，就不加。
举例
- They are staying at the Hilton on 6th street.
- We ate at the Golden Lion.
在家族姓氏前用 the，但单指一个人的名字则不加。
举例
- We're having dinner with the Smiths tonight.
- The Browns are going to the play with us.
何时不用 the
除了上述几个国家，其他国名则不用 the。
举例
- Germany is an important economic power.
- He's just returned from Zimbabwe.
语言名称前不用 the 。
举例
- French is spoken in Tahiti.
- English uses many words of Latin origin.
- Indonesian is a relatively new language.
三餐名称前面不用加 the 。
举例
- Lunch is my favorite meal.
- I like to eat breakfast early.
在人名前不用加 the。
举例
- John is coming over later.
- Mary Carpenter is my boss.
当称谓或职称与名字连用时，就不用加 the。
举例
- Prince Charles is Queen Elizabeth's son.
- President Kennedy was assassinated in Dallas.
在有 's 的所有格後面不用加 the。
举例
- His brother's car was stolen.
- Peter's house is over there.
职业或专业名称前不用加 the。
举例
- Engineering is a well-paid career.
- He'll probably study medicine.
在店家名称前不用加 the。
举例
- I'll get the card at Smith's.
- Can you go to Boots for me?
在年份前不用加 the。
举例
- 1948 was a wonderful year.
- He was born in 1995.
在不可数名词前不用加 the。
举例
- Rice is an important food in Asia.
- Milk is often added to tea in England.
- War is destructive.
在独立的山丶湖丶岛屿等名称前不用加 the。
举例
- Mount McKinley is the highest mountain in Alaska.
- She lives near Lake Windermere.
- Have you visited Long Island?
在市镇丶街道丶车站丶机场等名称前，大多数都不用加 the。
举例
- Victoria Station is in the centre of London.
- Can you direct me to Bond Street?
- She lives in Florence.
- They're flying into Heathrow.