he wants to know which is the best book. which作主语 he wants to know which you like best which作宾语 he wants to know which the best book is . which作表语
he wants to know which book is his
which作定语
i want to know
what makes you happy. what 作主语 i want to know what he wants. what 作宾语 i want to know what he is . what 作表语 i want to know what language he wants to learn. what 作定语
i want to know who is waiting for you who 作主语 i want to know who you are waiting for . who 代替 whom作宾语 i want to know who you are who 作表语
i want to know whom you are waiting for whom 作宾语
i want to know whose book this is whose 作定语 i want to know whose this book is whose 作表语
第2个回答 2009-08-03
what和which I know what he will study what是study的宾语,引导的是宾语从句 I know which/what class you are in 也是宾语从句,which、what 都是介词in的宾语 what是没有范围的,which是有范围的