2026年三维数字课堂七年级英语下册人教版第58页答案
一、主题分析
本单元的话题为“饮食习惯”,能简单介绍自己、家人或者朋友的饮食习惯,并介绍一些健康的饮食习惯,指出其中不健康的饮食习惯,制订改变计划等。
二、写作练笔
如今,许多青少年喜欢吃各种小零食,如薯片等垃圾食品(junk food),这些食品存在许多安全隐患。请以“Say No to Junk Food”为题写一封英文倡议书,呼吁身边的同学和朋友一起对垃圾食品说“不”。词数不少于70。
要点提示:
1. Why do teenagers like junk food?
2. What are the results of eating junk food?
3. How can we say no to junk food?
【审作文题】
1. 文体:
应用文

2. 人称:
以第一人称为主

3. 时态:
一般现在时

答案

1. 文体:应用文
2. 人称:以第一人称为主
3. 时态:一般现在时

解析

【分析】
本题为英语写作审题类题目,需根据写作任务(写英文倡议书)判断文体、人称和时态。首先明确写作要求是写倡议书,对应文体类型;再结合倡议书的受众(同学、朋友)确定人称;最后根据内容的属性(日常习惯描述)确定时态。
【解析】
1. 文体:题目要求写“英文倡议书”,倡议书属于应用文,故文体为应用文;
2. 人称:倡议书是作者向身边同学、朋友发出呼吁,常用第一人称(we等)表达共同的行动倡议,故以第一人称为主;
3. 时态:内容围绕青少年的日常饮食习惯、垃圾食品的现状等一般性描述,属于经常性、习惯性的动作或状态,故用一般现在时。
【答案】
1. 文体:应用文
2. 人称:以第一人称为主
3. 时态:一般现在时
【知识点】
英语写作审题;应用文文体;一般现在时
【点评】
本题考查英语写作前的基础审题能力,明确文体、人称、时态是完成英语写作的前提,属于英语学习中的基础题型,难度适中。
【难度系数】
0.3
【写作提纲】

【实战演练】
Say No to Junk Food
Dear students,
Nowadays, we can buy junk food easily.
Many of us love snacks like chips and soda because they taste good. However, these foods can be bad for our health.

Eating too much junk food may not only make us put on weight, but also cause health problems.

To keep away from junk food, we should focus on how to keep a healthy life.

First, eat three meals a day on time.

Second, eat more fruit and vegetables.

What's more, do more activities outside and drink a lot of water instead.

Together, we can build better eating habits and say no to junk food!

答案

Say No to Junk Food
Dear students,
Nowadays, we can buy junk food easily. Many of us love snacks like chips and soda because they taste good. However, these foods can be bad for our health. Eating too much junk food may not only make us put on weight, but also cause health problems.
To keep away from junk food, we should focus on how to keep a healthy life. First, eat three meals a day on time. Second, eat more fruit and vegetables. What's more, do more activities outside and drink a lot of water instead.
Together, we can build better eating habits and say no to junk food!