短文改错 An American and a Frenchman decide

问题：

短文改错

     An American and a Frenchman decided to cross the sea between France and England  in the

balloon in 1784. High over the water, they discover a hole in the balloon. The hole became bigger

and bigger. The air keeps the balloon up were escaping quickly and the balloon was coming up.

The two men threw all their equipment into the water to make the balloon light. It started to rise

higher again. So it was still too close to the water. Finally, the men threw away most of his clothes

to save themselves. The crowd waiting for to greet them in England was very surprised see this when

the balloon landed on front of them.