阅读理解。

     John is travelling on a train.  He is very hungry.  The train stops at a small station.  He wants to buy one

  cake to eat very much, but it's raining hard.  He wants someone to help him.  A little boy is coming over

  to him.  John asks him to buy cakes for him.  He gives the little boy one yuan and says, "Go and buy two

  cakes with the money.  One cake is for me, the other is for you.  Can you help me?"

     The little boy is very happy and runs over to buy cakes in the rain.  A few minutes later the little boy

 comes back and says to John, "I'm sorry. I'm eating the last cake.  It's delicious.  Thank you very

  much.  Here is your fifty fen. "

1. John is traveling.

    A. by train

    B. by plane

    C. by bus

    D. by car

2. helps John to buy cakes.

    A. A woman

    B. A little girl

    C. A man

    D. A little boy

3. The little boy can't buy two cakes because.

    A. he doesn't like to buy    

    B. there is only one cake left

    C. he doesn't have enough(足够)money

    D. John wants him to buy one

4. John is very.

    A. happy

    B. nervous    

    C. hungry

    D. tired