听力原文:W: Yesterday I met your sister and I greeted her, but she acted as if she didn't see me. M: Oh, she failed her English exam and was very upset. Why didn't the man's sister see the woman?
【简答题】阅读短文,选择正确答案 Mr. Shute teaches us maths in a middle school this term. He works hard and is friendly to us all. So we like to listen to his lectures(讲课)and love the old man. But sometimes Mr. Shute forg...