有关英语宾语从句陈述语序
比如which is your favorite book是陈述语序
which do you like best不是,what were they doing 不是
which what who 这几个词到什么时候是陈述语序?为什么which is your favorite book是陈述语序?在宾语从句中为什么不用改成which your favoeite book is?which什么时候做主语什么时候单单做疑问词?
说错了，是which what who这几个词后面主谓宾到底怎么排才是陈述语序？