完形填空
John is a famous writer now.But he said that he was not a 1 student when he has young.
He was often late for 2 and didn’t like doing his homework.Sometimes he slept in class while teacher was teaching.He didn’t understand much, 3 he always thought he understood everything.
One day, the teacher 24 the students a question, when Jack was ten years old, 5 brother Bob was twenty years old, Jack is fifteen years old now and 6 is his brother Bob? John said:“That’s easy, Bob is twice as old as Jack.So he is thirty now.”
Another time, the 7 in a science class asked, “when it thunders(打雷), 8 do we always see the light before we 9 the sound?”
“But, Miss”, said John quickly, “Don’t you 10 our eyes are in front of our ears?”