第17题: [简答题]请设计一节课的教案，达到以下目的： 1．学生通过对例文的学习能够写作thank-you：letter； 2．培养学生运用英语的能力。 参考答案:
Teaching plan(one possible version)：
Step 1．Warming-up Lead-in．Writing a thank-you letter conveys someone's politeness or good manners，so when we receive others' help or gift,we should write them a thank—you letter．
Step 2．Reading 1．Scanning (1)Ask students to read the text quickly，and then answer this question： Why does Amy Zhang thank Sam and Jenny (2)Ask one student to answer this question．
2．Carefully reading
(1)Ask students to listen to the tape，and imitate the intonation．
(2)Explain language points：(some important phrases and sentence structures) think of：①考虑，关心②想起，记得③想一想，想象 Example：I thought of my hometown when I saw the beautiful scenery． be busy with…忙于做…… Example：I am busy with drawing from Monday to Friday． It is time to…是时间做……(注意与it is time that…的区别) Example：It is time to go to bed． After explanation，finish the exercises．
Structure of a thank-you letter
Step 3．Homework： Write a thank-you letter．Pay more attention to the structure of the thank-you letter．
第26题: [多项选择]增值税可以分为消费型、收入型、生产型三种类型，许多国家采用消费型增值税的目的是( )。 A. 鼓励扩大投资，加速固定资产更新 B. 增加财政收入 C. 便于采用增值税专用发票直接扣税 D. 减缓经济的周期性波动 参考答案:A,C 答案解析:[解析] 消费型增值税在购进固定资产的当期因扣除额的增加，会减少财政收入。这种方法适宜规范凭发票扣除的计算方法。
