Tom goes to school _________ .He likes to walk to school.

A．by bus              B．by plane             C．on foot                D．by boat

Sam often goes to school _________．He likes walking and it's good for his health．

A．on foot        B．by bike        C．by bus           D．by subway

Harry is eight years old. He goes to school near his home. He always goes there and comes home on foot. One day he came home from school late. His mother saw him and asked him, "Why were you late, Harry?"
"My teacher was very angry and asked you to go to her office tomorrow."
"To her office? Why?" his mother asked. "Because she asked a question in the class." said Harry. "Nobody could answer it, but I could. "
"You are so clever, my son. " his mother said with a smile." What is her question?".
Her question is "Who put the tomato on my chair and made my trousers dirty?" said Harry.
【小题1】Harry was late because _______.

He often walks to school.

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