短文改错。

     Peter was going to visit one of his friend. He had to            1.________

walk for a few hours. So he took much bread with him for

lunch. On the way he said to him, "I'm sure my friend            2.________

will give me nice meal. What's the use of the bread?"               3.________

But he threw it onto the ground. After a long walk, he             4.________

came to a big river. There were not any bridges over it.

He couldn't cross the river. He had to go back to home.           5.________