先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。
There was once a wonderful goose(鹅).Every day, it produced“golden egg(产一个金蛋).Its owners，a man and a woman, were very1to have this goose.
However, the owners2the goose were a little greedy(贪婪的).They loved the golden eggs but they wanted more than one golden egg a day.They wanted to get 3right away.
The man looked at the woman and said，“4this goose can produce a golden egg every day, it must have a lot of gold inside.Why should we5? One a day is too slow.If we cut the goose open.I'm sure there is a lot of gold inside.Then we can be rich in no time.What do you think?”
The woman6the man.“Yes.One golden egg a day is nice，but it's very slow.If we open the goose and7all the gold inside, we can use it all now.Let's do it.”
The man took a8and cut the goose open.Of course, the goose died.
When the man and woman looked inside the goose，they9believe their eyes!“There's no gold in here.It looks like any other goose.”cried the woman.
“Now, what do10have?”cried the man.“Nothing.No golden egg every day.Just a dead(死的)goose.”