💬 核心句型 本单元必须会说会用
We wear seat belts to stay safe.
我们系安全带是为了安全。
Don't make noise in the library.
不要在图书馆里吵闹。
You must follow the traffic rules.
你必须遵守交通规则。
You mustn't smoke here.
这里禁止吸烟。
Rules make our life better.
规则让我们的生活更好。
Honesty is the best policy.
诚实是最好的策略。
• Who found the real book?
• What did Margie and Tommy think of the book?
• What was the book about?
• Why did the writer of the book write about school?
• What was Margie's school like?
- What were Margie's thoughts about the old schools?
In general, will life be more digital in 50 years' time?
Will this change be good or bad for people in the future?
Check. Did you: □ describe some parts of digital life in the future?
□ use the words and expressions from the reading passage?
□ give your opinion about digital life in the future?
$^{12}$ Margie was thinking about how the students must have loved school in the old days. She was thinking about the fun they had.
– I'm afraid I have to disagree.
- There is no doubt that...
- It's clear that we should / shouldn't...
📐 语法要点 理解规则，举一反三
1
不定式表目的
to do 表目的，回答 why 的问题。
We wear seat belts to stay safe.
2
祈使句表达规则
祈使句表示规则要求：Don't make noise. / Keep quiet.
Don't run in the hall.
3
must / mustn't
must 必须；mustn't 禁止。
You must wear a seat belt.
4
be allowed to
be allowed to do 被允许做某事。
Students are not allowed to use phones in class.
📖 语言点精讲 逐句吃透课文重点
1
I went to a quiet area in order to read.
为了读书，我去了一节安静的车厢。 意为 "为了做某事"。例如： 为了提高成绩每天训练。 想了解人体是如何运行的，你需要掌握一些生物知识。
2
I covered my nose so as to reduce the smell coming from Mr Smelly Food.
我捂住鼻子，以减少来自"难闻食物先生"的气味。 意为 "为了做某事，以便做某事"。例如： 请说清楚些，以便在场的所有人都能听懂。 我们踮着脚悄无声息地走，免得打扰别人。
3
I asked him to stop. However, his mother replied, "Come on, he's just a kid."
我要求他停下来，但他的母亲回答说："别这样，他只是个孩子。" 意为"请求、要求某人做某事"。例如：He asked his colleague to keep the secret. 他要求同事保守秘密。The teacher asked the students to be quiet. 老师要求学生保持安静。 常用于口语，在此处意为 "别逗了，算了吧，得了吧"。例如： 哦，得了吧，别犯傻了！
4
... "Please look after your children".
请照看好您的孩子"。 意为"照顾，照料"。例如： 把我们照顾得很好，她是个很出色的厨师。 看得出这匹马被照料得很好。
5
And rules are there for us to follow!
规则存在就是为了让我们去遵守的！ 意为"服从规定，遵守规则"。例如： 在这所学校，我们期望所有学生遵守关于服装和行为的规定。 请遵守图书馆规则，并保持安静。
6
Suddenly, I felt brave. I took a deep breath, stood up and cleared my throat...
突然间，我感到（我变得）勇敢起来。我深吸一口气，站了起来，清了清嗓子…… 意为 "吸一口气"。例如： 在演讲之前，深呼吸可以帮助你镇静下来。When faced with a challenging situation, taking a deep breath can help you think more clearly. 当遇到具有挑战性的情况时，深呼吸可以帮助你更清晰地思考。
7
Think 20 years back when chatting face to face with loved ones far away was a dream.
想想20年前，与遥远的亲人面对面交谈还是一个梦想。 意为"面对面地"。例如: stand face to face 面对面地站着 通常指最亲近的家人或好友。
8
We can get in touch with anyone with just one click.
我们只要点击一下，就能与世界上的任何人取得联系。 意为"取得联系"。例如： 多亏了社交媒体，我可以轻松地与朋友取得联系。 尽管和家人相距遥远，我还是会通过定期打电话和视频聊天与他们联系。
9
Avoid posting personal information online.
避免在网上发布个人信息。 意为 "避免做某事"。例如： 请不要在社交媒体上发布私人照片。 避免独自在深水中游泳。
10
Remember that behaving badly online has costs.
记住，网上的不良行为是有代价的。 意为 "行为不当，不礼貌"，相反的说法是 behave well。例如： 他一有压力就会表现得很糟糕。 在课堂上表现好和尊重老师是非常重要的。