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Unit 4 Natural disasters 重点短语句子知识清单
English 汉语意思
Welcome to the Unit 单元导入
短语： 短语：
talk about natural disasters 谈论自然灾害
learn survival skills 学习求生技能
discuss emergency responses 讨论应急反应
share disaster experiences 分享灾害经历
句子： 句子：
What natural disasters do you know 你知道哪些自然灾害？
How should we protect ourselves during an earthquake 地震时我们该如何保护自己？
Natural disasters can cause great damage to people’s lives. 自然灾害会给人们的生活造成巨大破坏。
It’s important to learn basic survival tips for disasters. 学习基本的灾害求生技巧很重要。
We should stay calm when facing natural disasters. 面对自然灾害时我们应保持冷静。
Section 1 Reading & Listening 阅读与听力
短语： 短语：
melt ice 融化冰块
sea level rise 海平面上升
flood the city 淹没城市
disaster survival kit 灾害求生包
emergency situation 紧急情况
empty subject 形式主语
句子： 句子：
If all the ice in the North and South Poles melts, many cities will be flooded. 如果南北极的冰全部融化，许多城市将被淹没。
Kevin dreamt of a great flood where water covered roads and houses. 凯文梦见一场大洪水，水淹没了道路和房屋。
The government announced that an asteroid might hit the Earth. 政府宣布一颗小行星可能会撞击地球。
Barry suggested putting food, water and medicine in the survival kit. 巴里建议在求生包里放上食物、水和药品。
In the end, the asteroid did not hit the Earth and everyone was safe. 最后，小行星没有撞击地球，所有人都安全了。
Section 2 Grammar 语法
短语： 短语：
use it as the empty subject 用it作形式主语
refer to time/weather/date 指代时间/天气/日期
it seems that ... 似乎……
it takes time to do sth. 做某事花费时间
句子： 句子：
It was nine o’clock in the morning when the flood started. 洪水开始时是早上九点。
It is cold today, so we need to wear warm clothes. 今天很冷，所以我们需要穿暖和的衣服。
It is about five kilometres from my home to the city centre. 我家到市中心大约五公里。
It takes a long time to prepare for natural disasters. 为自然灾害做准备需要很长时间。
It seems that nobody noticed the flood at first. 起初似乎没有人注意到洪水。
Section 3 Speaking & Writing 口语与写作
短语： 短语：
express feelings 表达情感
act out an emergency 演绎紧急场景
ask for help 求助
write a notice 写通知
help the homeless 帮助无家可归者
句子： 句子：
I was so afraid that I couldn’t speak during the earthquake. 地震时我太害怕了，说不出话来。
Let’s act out a conversation about escaping from a typhoon. 我们演绎一段关于躲避台风的对话吧。
The notice asks students to raise money for the homeless after the typhoon. 通知要求学生为台风后无家可归的人筹款。
She felt sad because many houses were destroyed by the flood. 她很伤心，因为许多房子被洪水冲毁了。
What should we do if we are trapped in a lift during a disaster 如果灾害中被困在电梯里，我们该怎么办？
Section 4 More practice & Culture 拓展与文化
短语： 短语：
ice storm 冰暴
power lines 电线
typhoon naming system 台风命名体系
Pacific Region 太平洋地区
句子： 句子：
The 1998 ice storm in Canada left many people without electricity for a month. 1998年加拿大的冰暴让许多人一个月没有电。
Typhoons are named by 14 countries and regions in the Pacific. 台风由太平洋地区的14个国家和地区命名。
When the ice melts, it falls from roofs like knives and is very dangerous. 冰融化时会像刀子一样从屋顶落下，非常危险。
The same typhoon names are reused when the list is used up. 当命名列表用完后，会重复使用相同的台风名称。
Integration 综合运用
短语： 短语：
make a disaster survival booklet 制作灾害求生手册
role-play emergency conversations 角色扮演紧急场景对话
design disaster warning posters 设计灾害预警海报
句子： 句子：
Let’s work in groups to make a booklet of tips for surviving floods. 我们小组合作制作一本洪水求生技巧手册吧。
Role-play a conversation between a teacher and students during an earthquake. 角色扮演一段地震时老师和学生之间的对话。
Write a notice asking people to donate supplies to disaster-stricken areas. 写一则通知，呼吁人们为灾区捐赠物资。
When talking about disasters, we can use “it” as the empty subject to express time or weather. 谈论灾害时，我们可以用“it”作形式主语表达时间或天气。

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