英语阅读理解The surprise party is very popular in America.

英语阅读理解The surprise party is very popular in America.
The surprise party is very popular in America.Most of the Americans think it is very exciting to have surprise parties for their friends or family members.It is quite possible to plan a surprise party when one's birthday is coming.Do you want to know what a surprise party is like?Look at the following example.
　　It's Saturday night.Bob's wife asks him to go to the kitchen and bring her a glass of milk.Bob walks to the kitchen and opens the door.Suddenly,he hears a strange sound and then sees a bear standing in front of him!
　　Bob is very scared and falls backwards.Just then the bear takes off his costume.It's Bob's friend Charles!There are also some other people behind him.All of them say to Bob,“Surprise!” Bob is puzzled,and he does not know what it is until his friends say “Happy birthday!” to him.
　　In fact,there are many kinds of surprise parties.A successful surprise party always makes people feel surprised,excited and unforgettable.
　　任务一：根据材料内容,回答下列问题.
　　1.How is the surprise party in America?
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　　2.Where is the strange sound Bob hears from?
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