how big is Tian'anmen Square?

how big is Tian'anmen Square? Tian'anme Square is a huge area.It can h______ one million people how is big it How big is the room? how big he is还是how large Tian'anmen Square is the ---(big) of the three .It's in China. Tian'an Men square is big e__ for one million people to hold a meeting this is a big dog.对big提问,用How this is a big dog.对big提问,用How How big the house is!=What_________________ How big is Beijing? 答案是什么?感谢! how big is your house同义句 wanna c how BIG it is? How big is your mather?怎样回答 How big is your hand怎么回答 how big is your table?怎么回答? No matter how big the world is... 把tian'anmen square is great.改成how引导的感叹句.