Page 1 of 2 www.englishpractice.com – Learn and practice English online. Difference between which and what Which and what are often both possible with little difference of meaning. • Which is the coldest region in the world? OR What is the coldest region in the world? • Which train did you come on? OR What train did you come on? Which is preferred when the speaker is thinking of a limited number of choices. • Which color do you like ? blue, pink or green? (More natural than ? What color do you like ? blue, pink or green?' What is preferred when the speaker is not thinking of a limited number of choices. • What language do they speak in Indonesia? Which and what Both which and what can be used before nouns to ask questions about people and things. • What writer do you like best? OR Which writer do you like best? Before a pronoun or a noun with a determiner we use which of. What is not possible in this case. • Which of these books are yours? (NOT What of these books are yours?) • Which of us is going to do the shopping? (NOT What of us is going to do the shopping?) www.englishpractice.com – Learn and practice English online. Page 2 of 2 . Difference between which and what Which and what are often both possible with little difference of meaning. • Which is the coldest region in the world? OR What is the coldest region in the world? •. not possible in this case. • Which of these books are yours? (NOT What of these books are yours?) • Which of us is going to do the shopping? (NOT What of us is going to do the shopping?) www.englishpractice.com. like ? blue, pink or green?' What is preferred when the speaker is not thinking of a limited number of choices. • What language do they speak in Indonesia? Which and what Both which and what