Subject verb object

statement / am reading 'Kim'

Which-question Which novel are you reading? - 'Kim'

Which + noun can be used in a variety of combinations

13.36.1 'Which book/books...?' [compare > 13.34.1]
We use Which + noun to inquire about things (singular or plural) or
substances

Which book/books do you prefer? Which soap do you like best? Which + noun can be used just as easily to ask about the identity of people, male or female, singular or plural

Which boy/boys/girl/girls did you meet at the party? Which always refers to a limited specified choice [> 13.34.1] It can be used on its own in this sense, especially for things

Which books did you buy? (i e of the ones you were looking at a

limited selection of items)

Which is the longest river in the world the Amazon or the Nile? Which? often combines with the comparative and superlative

Which is the cheaper/the cheapest? (e g of the ones on the shelf)

13.36.2 'Which of them/of the two...?' [compare > Which one(s)? 4.10]
We often use Which of? (the of phrase is optional) when we refer to
preference and choice between two or more items

/ like both these bags Which (of the two) do you prefer? I like all these bags Which (of them) do you prefer?

13.36.3 Which day/month/year...?'

These combinations are more specific than When? Don t forget Sam s birthday? - I won t Which/What day is it?

13.36.4 'Which way...?'

Which way? asks for more precise information than Where? Which way did they go? (i e two or more ways to choose from)