Determiners and quantifiers define the quantity or identity of a noun. Here are some key distinctions:
1) Few vs. A few / Little vs. A little
a) Few (countable) and Little (uncountable) suggest a small and insufficient quantity.
• Few people came to the meeting. (Almost no one, negative tone)
• Little time was left to finish the test. (Not enough time)
b) A few and A little suggest a small but sufficient quantity.
• A few people helped with the project. (Some, but enough)
• A little patience goes a long way. (Enough patience)
2) Each vs. Every
a) Each focuses on individuals within a group.
• Each student received a certificate. (Considering them one by one)
b) Every refers to the group as a whole.
• Every student must wear a uniform. (All students collectively)
3) Some vs. Any
a) Some is used in positive sentences and polite offers.
• I have some ideas for the project.
• Would you like some coffee?
b) Any is used in negatives and questions.
• I don’t have any money.
• Do you have any questions?
4) Much vs. Many
a) Much (uncountable) and Many (countable).
• There isn’t much sugar left. She has many friends.
5) Either vs. Neither
a) Either means one or the other (affirmative).
• Either restaurant is fine for me. (Both are okay)
b) Neither means not one nor the other (negative).
• Neither option is good. (Both are bad)