题目

Joe is a teacher in New York. He gives lessons to【1】(he) students about American history. But he was born【2】 Kenya, an African country where the children lead a very different life. For example, a ten-year-old boy may spend 【3】(much) time in taking care of cows than studying at school. The children also learn many 【4】(skill) like how to live in the wild.Unlike many other children, Joe went to school. And【5】(lucky), when he was 15, he came【6】(study) in America and then became a teacher Joe has written【7】 book called Facing the Lion. In the book, he talks about his ch最小的三位数的110是 ，最小质数的14是 ．