【简答题】Bob was happy. He was at a new school, and the other students were friendly. “Hi, Bob!” They said. But some students said, “Hi, Peter!” Bob didn’t understand. He asked another student, “ Why do some s...
【简答题】阅读理解。 Bob was happy. He was at a new school, and the other students were friendly. 'Hi, Bob!' they said. But some students said, 'Hi, Peter!' Bob didn't understand. He asked another student, 'Why do s...