问题
问答题 简答题
恩格尔定律表明，随着家庭收人的增加，家庭用于住宅建筑和家务经营的支出占家庭收入的比重会有什么变化？
答案
参考答案：大体不变
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恩格尔定律表明，随着家庭收人的增加，家庭用于住宅建筑和家务经营的支出占家庭收入的比重会有什么变化？
参考答案：大体不变
| 读对话，完成John和Mary的作息表。 | ||
| Mary: Hi, John! When do you get up? John: I usually get up at 6: 20. What about you? Mary: At 6: 00. When do you eat breakfast? John: Usually I eat breakfast at 6: 40. When do you eat breakfast? Mary: At 6: 30. When do you go home in the afternoon? John: At 4: 00. Mary: When do you do your homework? John: I do my homework at 6: 30. And you? Mary: At 6: 00. When do you go to bed? John: Usually at 8: 00. If (如果) I have a lot of homework to do, I'll go to bed later. How about you? Mary: At 8: 20.
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