what are they 和 what they arelook at the two people.do you know ___ A what are they talking about B waht they are talking about.我知道是选比 但是请问为什么啦?这个和句型或者DO 有什么关系吗?

what are they What are they? What are they doing? what are they doing? what nice they are What are they What are they? What are they? What islands are they? what are they! what great they are! what are they are pens What are they jobs和What jobs they are有区别吗 英语翻译是what are they used to do 和what are they used for doing? what are these能说成what are they吗 They are …… 和 These are 都能用吗 what colour are they可以变成what are they colour? What colours are they?与 What colour are they? What are they( )(do)now