题目

在某化学反应 2XY + Y2 == 2Z中，Z物质的化学式符合(     ) A、XY2        B、X2Y         C、X2Y2         D、X3Y2 答案：A 阅读理解 　　Miss Lee is twenty-four．She likes children and likes her teaching work．From Monday to Friday she stays at school and gives the children classes．She has much work to do, but she often plays games with her students after school．The children like her very much． 　　On Saturday she drives her car to her father's house and stays with her father and mother．Sometimes she goes to see her friends on Sunday．She drives back to school on Monday morning． 　　She likes drawing and swimming．She is a nice teacher． (1) Miss Lee is a ________ teacher． [　　] A． very good B． very old C． good English (2) Which one is right? [　　] A． She has no work to do and often plays with the children． B． She plays with the children from Monday to Saturday． C． She likes her students and plays games with them． (3) She goes and sees her friends ________． [　　] A． every day B． on Sunday C． on Saturday (4) Miss Lee goes home ________ [　　] A． in her car B． on a bus C． on foot (5) Miss Lee likes ________ [　　] A． driving B． cooking C． teaching