不定冠词（a/an）
理解语法是理解一门语言的关键。
英语语法小贴士尽在Gymglish在线英语课程。
不定冠词（a/an）
记住：the（定冠词）用于指特定的人或事物，单数和复数名词均可使用。
这天
这几年
不定冠词用于指代不特定的人或事物，或表达泛指。相当于"某一个"或"任意一个"的意思。
我有一个兄弟。
我们唱一首歌。
伦敦是一座美丽的城市。
a 用于辅音前，an 用于 a, e, i, o, u 或不发音的 h 前。
一只狗
一个苹果
一小时
复数形式不使用不定冠词。
鸡不会飞。
Select the correct option – a, an or [-] for no article.
city
egg
shoes (plural)
Select the correct option – a, an or [-] for no article.
a 1 city
an 2 egg
[-] 3 shoes (plural)
We say a city, because it begins with a consonant (c). Examples: a woman, a man.
We can use an before a word that begins with a vowel or silent h- , but city begins with a consonant. Examples: an aunt, an hour.
We could just say cities, without an indefinite article because it's a plural word, but we do need one before the singular city. Examples: streets, shops.
We say an egg because it begins with a vowel (e). Examples: an olive, an accident.
We can use a before a word that begins with a consonant, but egg begins with a vowel. Examples: a tree, a school.
We could just say eggs, without an indefinite article because it's a plural word, but we do need one before the singular egg. Examples: hands, computers.
We say shoes, without an indefinite article, because it's a plural word. Examples: hotels, rooms.
We can't use an before shoes because it's a plural word. Examples: an offer, an eye.
We can say a shoe (singular), but shoes is a plural word. Examples: a horse, a dollar.
Select the correct option – a, an or [-] for no article.
hour
shop
cars (plural)
Select the correct option – a, an or [-] for no article.
an 1 hour
a 2 shop
[-] 3 cars (plural)
We say an hour because it begins with a silent h- (hour). Examples: an honor, an heir.
We can't use a before hour because the h- is silent, though we can use it before words beginning with a non-silent h-. Examples: a house, a hat.
We could say hours, without an indefinite article because it's a plural word, but we do need one before the singular hour. Examples: minutes, seconds.
We say a shop because it begins with a consonant sound (shop). Examples: a ship, a shower.
We can use an before a word that begins with a vowel or silent h- , but shop begins with a consonant sound. Examples: an idiot, an hour.
We could say shops, without an indefinite article because it's a plural word, but we do need one before the singular shop. Examples: stores, customers.
We say cars, without an indefinite article, because it's a plural word. Examples: bikes, trucks.
We can say a car (singular), but cars is a plural word. Examples: a bike, a truck.
We can't use an before cars because it's a plural word. Examples: an apple, an umbrella.
Select the correct option – a, an or [-] for no article.
apple
hotels (plural)
fork
Select the correct option – a, an or [-] for no article.
an 1 apple
[-] 2 hotels (plural)
a 3 fork
We say an apple because it begins with a vowel (a). Examples: an orange, an apricot.
We could say apples, without an indefinite article because it's a plural word, but we do need one before the singular apple. Examples: bananas, pears.
We can say a tomato or a plum, but apple begins with a vowel.
We say hotels, without an indefinite article, because it's a plural word. Examples: houses, gardens.
We can't use an before hotels because it's a plural word. Examples: an apple, an onion.
We can't use a before hotels because it's a plural word. Examples: a pool, a garden.
We say a fork because it begins with a consonant (f). Examples: a knife, a spoon.
We can use an before a word that begins with a vowel or silent h- , but fork begins with a consonant. Examples: an idiot, an hour.
We could say forks, without an indefinite article because it's a plural word, but we do need one before the singular fork. Examples: knives, spoons.
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