人教版（2019）必修第一册 Unit4 Natural disasters高频词汇课件(二）(共25张PPT)

(共25张PPT)
Unit 4
高频词汇学习
（二）
设计说明
本课件依据新教材和新课标的要求，将中英文中思维差异大、高考出现频率高、词义较多、用法灵活的词汇进行了汇总和精讲。
特点：创新趣味性导入、追本溯源记单词、多重维度复现单词、遗忘曲线精准练单词、深度学习记忆单词
模块：每个词的呈现同中有异，包含导入、详情和练习三个主要模块。具体分为：情境导入、词根溯源、语义网络图、精准释义、常见搭配、词块例句、高考链接、学后练习等方面
shelter n.
Unit1 高频词汇一览
trap vt.
shelter v.
crash v.
trap n.
shelter
shelter
导入
详情
词源
语义树
拓展
测试
八月秋高风怒号，卷我屋上三重茅。茅飞渡江洒江郊，高者挂罥长林梢，下者飘转沉塘坳。
南村群童欺我老无力，忍能对面为盗贼。公然抱茅入竹去，唇焦口燥呼不得，归来倚杖自叹息。
俄顷风定云墨色，秋天漠漠向昏黑。布衾多年冷似铁，娇儿恶卧踏里裂。床头屋漏无干处，雨脚如麻未断绝。自经丧乱少睡眠，长夜沾湿何由彻！
安得广厦千万间，大庇天下寒士俱欢颜！风雨不动安如山。呜呼！何时眼前突兀见此屋，吾庐独破受冻死亦足！
shelter
追本溯源
语义网络图
居所,住处,遮盖物,躲避处,避难所, 保护,掩蔽,庇护
精准释义
shelter [ elt (r)] n
1. （高义频）[C]遮盖物;躲避处;避难所:
we should find a shelter from the wind.
我们应该找个避风的地方。
详情
2. （高义频）居所;住处:
Food, clothing, fuel and shelter are the four most basic human needs.
食品、衣物、燃料和住所是人类最基本的四种需求。
3. （高义频) 保护;掩蔽;庇护:
find / take shelter from the rain
避雨
一、英译汉。
1. to take shelter from the storm 躲避暴风雨
2. food and shelter 食物和住处
3. a homeless shelter 无家可归者的收容所
二、汉译英。
1. 动物收容所 an animal shelter
2. 在.....的庇护下 under the shelter of
3.躲避......(n) take shelter from
测试
掩蔽,保护,提供避难所, 躲避,避难
精准释义
shelter [ elt (r)] v.
(高义频）vt. 掩蔽;保护;为...提供避难所:
Trees were planted to shelter this area from strong sand storms.人们种树使这个地区免受强沙尘暴的侵袭。
shelter ... from
掩蔽,保护,提供避难所, 躲避,避难
精准释义
shelter [ elt (r)] v
2. (高义频）vi 躲避；避难
Some parents are just too protective. They want to shelter their kids from every kind of danger, real or imagined. 2019湖北改
高考链接
测试
二、根据提示完成下列句子。
1. He is trying to shelter his brother from blame (庇护他弟弟不受责备).(v)
2. l was dressed heavily and well sheltered from the freezing and blowing weather(在寒风凛冽的天气里受到了很好的庇护).(freezing and blowing)(2014四川阅读改)
trap
trap
导入
详情
词源
语义树
拓展
测试
《生活大爆炸》中Sheldon多次引用 “It’s a trap!”,模仿《星球大战》中的阿克巴上将。
《星球大战6(绝地归来)》中,阿克巴上将在一次战役归来时发现自己中了帝国伏击舰队的圈套,说出了 “It's a trap!(这是个陷阱)”。阿克巴上将这句略带喜感的台词后来成为了经典，被广大《星球大战》的粉丝所熟知。
语义网络图
设陷阱捕捉,夹住,卡住,困住,使陷入困境,留存,储存
精准释义
trap [tr p] vt
1. (高义频) 设陷阱捕捉;夹住;卡住
lt's cruel to trap birds. 捕鸟是残忍的。
2. (高义频) 把...困住;使陷入困境
Having been trapped in traffic, he was late for work.因为交通堵塞，他上班迟到了。
3. (低义频) 留存;储存(气/水等)
根据句意写出下列句子中trap的汉语释义。
1. She felt trapped in her role of wife and mother. 使陷入困境
2. l was trapped into signing my name. 使中计/使陷入圈套
测试
陷阱,夹子,罗网,圈套,诡计,牢笼,困境
精准释义
trap [tr p] n
(高义频) 捕鸟兽的陷阱;夹子;罗网:
set / lay / place a trap for mice 设夹子捉老鼠
2. (高义频)(陷害人的)圈套;诡计:
fall into / get out of a trap 落入/摆脱圈套低义频牢笼;困境:
the unemployment trap 失业困境
Some people feel that marriage is a trap. 有些人认为婚姻是牢笼。
测试
根据句意选出trap的最佳释义。
a.(捕捉鸟兽的)陷阱;夹子;罗网 b.(陷害人的)圈套;诡计 c.牢笼;困境
b 1. She set a trap for him and he had walked straight into it.
a 2. The only way to catch mice is to set a trap.
c 3. I’ll describe some situations that commonly arise between teenagers and parents and then suggest some ways out of the trap.
crash
crash
导入
详情
词源
语义树
拓展
测试
词源
语义网络图
crash [kr ]v
陷阱,夹子,罗网,圈套,诡计,牢笼,困境
精准释义
vi & vt(使)发出撞击声;(使)发出爆裂声:
The plates crashed to the floor.盘子哗啦一声摔碎在地上。
注crash最初是一个象声词，模仿断裂的声音，“哗啦...”。
2. vi & vt(使飞机)坠毁;(使汽车等)猛撞:
The news that the plane had crashed made us sad. 飞机失事的消息让我们非常难过。
3. vi(公司等)倒闭;(股票)暴跌;(计算机等)死机;崩溃:
The company crashed with debts of 2 million.
那家公司倒闭了，留下两百万英镑的债务。
测试
写出下列句子中画线部分的汉语释义。
1.The team crashed to their worst defeat this season.
(比赛中)溃败﹔惨败
2. Investigators are still trying to figure out why the engines in this plane lost power, forcing it to crash-land with more than 150 passengers on board.紧急迫降