Which one is correct?
- An apple is green.
- Apple is green.
- The apple is green.
Please describe for me.
Which one is correct?
- An apple is green.
- Apple is green.
- The apple is green.
Please describe for me.
An apple is green.
This is correct when you are talking about a member of a group, something general, for example, fruit. An orange is orange, but an apple is green. A/an is an indefinite article.
Apple is green. This is an unusual sentence, but it could be true if apple is the name of a green child (think Gweneth Paltrow), or you are referring to the color apple. (There is a color called 'apple green'.)
The apple is green.
This is correct when you are referring to a specific apple, the apple you are talking about. The is a definite article; it refers to a particular.
A man and a woman were walking in Oxford Street. The woman saw a dress that she liked in a shop. She asked the man if he could buy the dress for her. He said: "Do you think the shop will accept a cheque? I don't have a credit card."
They are all correct. An apple is green means that you are talking about an instance of a set of apples that are all green. Apple is green means that apple in general is green, which could only be true in very rare cases. The apple is green talks about a particular apple that is already discussed somewhere in the conversation and you just want to say something about its color.