关于there be句型的

1.There is a flower in the bottle. 瓶里有一朵花.
2.There is some money in the purse. 钱包里有些钱.
3.there are five birds in the tree . 树上有五只鸟.
1.is there a flower in the bottle ?
2 is there some money in the purse?
3.are there five birds in the tree ?
be动词提前就行了.