1)天的第一个句子:I am just a small potato!我是一个小人物!我们已经学习过"沙发上的土豆"（电视迷）,he is a couch potato!

for example, when you are in your family, you are a small potato!but when you are in school, everyone knows you are a monitor and students in your class will regard you as a big shot!

（音乐）

2）第二个句子:she is a big shot 她是个大人物!

a big shot=a VIP!

VIP=very important person

are you a VIP? or are you a small potato? hehe!i am sure you will become a VIP or big shot!