Compare:
children/money/books etc. (in general):
- Children like playing. (= children in general)
- Money isn't everything. (= money in general)
- I enjoy reading books.
- Everybody needs friends.
the children / the money / these books etc. :
- Where are the children? (= our children)
- I want to buy a car, but I don't have the money. (= the money for a car)
- Have you read these books?
- I often go out with my friends.
most / most of... some / some of... etc:
- Most children like playing. (= children in general)
- I don't want any money.
- Some books are better than others.
- He has no friends.
- All cities have the same problems. (= cities in general)
Do not use of in these sentences:
- Most people drive too fast. (not Most of people)
- Some birds can't fly. (not Some of birds)
O Most of the children at this school are under 11 years old.
O I don't want any of this money.
O Some of these books are very old.
O None of my friends live near me.
You can say all the ... or all of the ... (with or without of):
- All the students in our class passed the exam. (or All of the students ... )
- Amy has lived in London all her life. (or ... all of her life.)
All of it / most of them / none of us etc:
- You can have some of this cake, but not all of it.
- A: Do you know those people?
B: Most of them, but not all of them.
- Some of us are going out tonight. Why don't you come with us?
- I have a lot of books, but I haven't read any of them.
- How many of these books have you read? None of them.
Make the sentences. Use the word in brackets (some/most etc.). Sometimes you need of (some of / most of etc.).
1. Most children like playing. (most)
2. Some of this money is yours. (some)
3. Some people never stop talking. (some)
4. Most of the shops in the city center close at 6.30. (most)
5. Most people have mobile phones these days. (most)
6. I don't like any of the pictures in the living room. (any)
7. He's lost all or all of his money. (all)
8. None of my friends are married. (none)
9. Do you know any of the people in this picture? (any)
10. Most birds can fly. (most)
11. I enjoyed most of the film, but I didn't like the ending. (most)
12. Some sports are very dangerous. (some)
13. We can't find anywhere to stay. All or All of the hotels are full. (all)
14. You must have some of this cheese. It's delicious. (some)
15. The weather was bad when we were on holiday. It rained most of the time. (most).
Make the sentences answer the questions. Use: all/most/some/none + of them / of it:
1. How many of the people are women? Most of them.
2. How many of the boxes are on the table? All of them.
3. How many of the men are wearing hats? Some of them.
4. How many of the windows are open? None of them.
5. How many of the people are standing? Most of them.
6. How much of the money is Ben's? None of it.
Are these sentences OK? Correct the sentences that are wrong:
1. Most of children like playing. Most children.
2. All the students failed the exam. OK.
3. Some of people work too hard. Some people.
4. Some of questions in the exam were very easy. Some of the questions ... or Some questions.
5. I haven't seen any of those people before. OK.
6. All of insects have six legs. All insects.
7. Have you read all these books? OK (or ... all of these books).
8. Most of students in our class are very nice. Most of the students ... or Most students.
9. Most of my friends are going to the party. OK.
10. I'm very tired this morning - I was awake most of night. most of the night.