阅读并完成下面的练习
Sam is a little boy,and he is only eight years old.One day he goes to the cinema.It is the first time for him to do that.He buys a ticket and then goes in.But after two or three minutes he comes out,buys a second ticket and goes in again.After a few minutes he comes out again and buys a third ticket.Two or three minutes later he asks for another ticket.Then the girl in the ticket office asks him,“Why do yo buy so many tickets?How many friends do you meet?” Sam answers,“No,I have no friend here.But a big boy always stops me at the door and tears my tickets in pieces.”
选择填空：
　　1.Sam wants to buy（） when the girl asks him.
　　A:the second ticket B:the third ticket
　　C:the fourth ticket D:the fifth ticket
　　2.The big boy stops Sam at the door because （） .
　　A:it is the big boy’s job B:the big boy doesn’t like Sam
　　C:the big boy doesn’t know Sam D:Sam doesn’t buy tickets
　　3.The big boy is （） of the cinema at all.
　　A:a bookseller B:a policeman
　　C:a shop keeper D:a worker
　　4.From the story we know （） .
　　A:the little boy has a lot of money
　　B:the little boy knows nothing about the cinema
　　C:Sam doesn’t like the film
　　D:the girl wants to get more money