设计任务：请阅读下面学生信息和语言素材，设计一个 20 分钟的英语写前准备活动。教案 没有固定格式，但须包含下列要点：
•teaching objectives
•teaching contents
•key and difficult points
•major steps and time allocation
•activities and justifications
教学时间：20 分钟
学生概况：某城镇普通中学高中二年级第一学期学生，班级人数 40 人，多数学生已经达到《普 通高中英语课程标准（实验）》六级水平。学生课堂参与积极性一般。
语言素材：
A personal essay is a short piece of writing that tells about a personal experience or something about a person’s life.
Here is an example of a personal essay
【参考设计】
Teaching Content:
Write a personal essay according to the example given.
Teaching Objectives:
（1）Knowledge objective
Students will have a clear mind about what a personal essay is and know how to write a personal essay.
（2）Ability objective
Students can develop the ability to analyze the structure of the passage and master the skills of writing a personal essay.
（3）Emotional objective
Students can understand life experience better and can be more confident to talk about their personal things with others.
Teaching Key and Difficult Points:
（1）Teaching key point
Enable students to write a personal essay.
（2）Teaching difficult point
Let the students know how to write a personal essay.
Major Steps:
Step1 Warming up and lead-in（3minutes）
Ask students to tell about something unforgettable about their life experiences, such as a trip,a party,a date,an embarrassing experience.
（Justification:To raise the topic and make them get familiar with what they’re going to talk about today.）
Step2 Brainstorming（3minutes）
Ask students to list the things that jump into their minds related to their personal experience.
（Justification:It helps students to have many topics to choose in their writing.）
Step3 Sample reading and discussion（5minutes）
Give Students the example “My favorite sport”and ask them to read it.Then divide them into groups and make them have a discussionabout the format of the passage.Then make a summary on it.
Para 1 the topic sentence
Para 2 details about the topic
Para 3 feelings about the topic
Para 4 future hopes/conclusion
（Justification:The sample reading can help students have a basic understanding of the contents of a personal essay and enable the Ss to know how to write this kind of essay.Through discussion,students’ thoughts can be inspired by each others’sparkling points.）
Step 4 Mapping（5minutes）
Ask students to select the useful information from the brainstorming and organize these ideas.
（Justification:Mapping is a useful way for students to organize contents in writing,which helps the students to write their essay more easily.）
Step 5 Outlining（4minutes）
Ask the students to make an outline of their personal essay and pay attention to the format when writing.
（Justification:The outlining can help students illustrate the main organizing structure and the most important points of the essay and make a preparation for the drafting.）