从所给的选项中选择适当的句子完成对话(其中有两个多余选项)。 Mother: Why don't finish your homework? Andrew: I don't understand it.____1______ Mother: Do you want to ask your teacher? Andrew: _____2______ Mother: Why not? Andrew: _____3______ Mother: Do you do anything wrong at school? Andrew: ____4_____ Mother: Is there any problem with your study? Andrew: I don't understand some of the new words. Mother: OK. Give me your book now. ____5______ A. Because he often shouts at me. B. Well, sometimes I don’t do all my homework. C. It’s too difficult. D. He likes music. E. Let’s try and do it together. F. I’m a good student. G. No, I don’t.