题目

阅读下面材料，在空白处填入适当的内容（只填1个单词）或括号内单词的正确形式。     One Sunday morning in August I went to a local music festival. I left it early because I had an appointment(late) that day. My friends walked me to the bus stop and waited with me the bus arrived. I got on the bus and found a seat near the back，and then I noticed a man(sit) at the front. He (pretend) that a tiger toy was real and giving it a voice. He must be(mental) disabled.     Behind him were other people to he was trying to talk，but after some minutes walked away and sat near me，looking annoyed.     I didn't want to be laughed at for talking to him but I didn't like leaving him his own either.     After a while I rose from my seat and walked to the front of the bus. I sat next to the man and introduced myself. We had amazing conversation. He got off the bus before me and I felt very happy the rest of the way home.     I'm glad I made the choice. It made of us feel good. 答案：【1】later【2】until【3】sitting【4】pretended【5】mentally【6】whom【7】he【8】on【9】an【10】both

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