Answer Key for Chapter 3Exercis:2. Draw indifference curves that reprent the following individuals’ preferences for hamburgers and soft drinks. Indicate the direction in which the indi
COLOUR (颜色)1. blue 蓝色（的）重庆会考2. green 绿色（的）3. red 红色（的）高锰酸钾化学式4. yellow黄色（的）5. orange橘色（的）6. purple紫色（的）7. white 白色（的）8. black 黑色（的）9. brown 棕色（的）SCHOOL (学校)10. school&nbs
假如你是李华，你们学校的外教Mr. Hall寒假不回国。你打算邀请他去你家里一起过春节。 文章内容需包含以下要点：时间 一同过节的家人 活动男人变心1. 邀请How is everything going with you the days? As time flies by, the spring festival is drawing near.Being so fa
