标准家门的尺寸:What are they going to do in Hainan?

What are they going to do in Hainan? Where are they going tomorrow？ How are they going there？ where are they going ______ field trip I haven`t __B__ idea what they are going to do with the airport which is no longer in use. What are they doing? They are haveing Maths. what are they doing with it? To see what are they ?还是To see what they are? What colours are they?与 What colour are they?一样吗？ what are __ the door?-- they are some brooms.