阅读理解：阅读短文，然后根据内容选择最佳答案。

　　Mrs Jones is waiting for an important telephone call, but she has no bread in the house, so she leaves the baby at home and says to his five-year-old brother,“I'm going to the shops, Jimmy, and I'll be back in a few minutes．”

　　While she is out, the telephone rings, and Jimmy answers it．“Hello,”says a man,“is your mother here?”

　　“No,”answers Jimmy．

　　“Well, when she comes back, say to her Mr Baker telephones．”

　　“What?”

　　“Mr Baker．Write it down B-A-K-E-R．”

　　“How do you make a B?”

　　“How do I make…?Listen, little boy, is there anybody else with you? Any brothers or sisters?”

　　“My brother Billy is here．”

　　“Good, I want to talk to him, please．”

　　“All right．”Jimmy takes the telephone to the baby's bed and gives it to Billy．When their mother comes back, she asks,“Does anyone telephone?”

　　“Yes,”says Jimmy,“a man．But he only wants to talk to Billy．”

(1)

(2)

(3)

(4)

(5)