New words：

disaster [dɪˈzæstər] n.灾害；灾难；灾祸；不幸

详细词源拆解：

源自意大利语，拆分词缀：dis- 否定 / 坏 + aster (星体、星象)；
古人认为星辰运转异常会带来厄运与灾祸，本义为 “凶星、不祥天象”，
后来词义固定，泛指灾难、灾祸、重大不幸、彻底失败。

词汇家族

disaster → disastrous [dɪˈzæstrəs]（adj. 灾难性的；极糟糕的）
disastrous → disastrously [dɪˈzæstrəslɪ]（adv. 灾难性地；糟糕至极地）

必记高频搭配

natural disaster 自然灾害

Floods and earthquakes are common natural disasters on the earth.

disaster area 灾区

Many volunteers went to the disaster area to help poor people.

suffer from a disaster 遭受灾难

The whole town suffered from a serious disaster last year.

cause a disaster 引发灾难

Bad weather may cause a terrible disaster in some places.

词性转换活用

disaster (n. 灾难)

We need to protect the environment to reduce natural disasters.

disastrous [dɪˈzæstrəs] (adj. 灾难性的)

The disastrous strong storm broke many green trees.

disastrously [dɪˈzæstrəslɪ] (adv. 灾难性地；糟糕至极地)

The whole sports meeting was disastrously influenced by bad weather.

New words：

extremely /ɪkˈstriːmli/ adv. 极其；非常；极度地

程度远超 very，写作高级替换词

必记高频搭配

extremely important 极其重要的

It is extremely important for teenagers to keep healthy living habits every day.

extremely difficult 极其困难的

This math problem is extremely difficult and only a few students can solve it.

extremely happy 极其开心的

She felt extremely happy when she received the good news from her teacher.

extremely cold /hot 极其寒冷的；极其炎热的

The wind is strong and the weather is extremely cold in the northern area in winter.

关键使用提醒

1. 语法用法：extremely 是程度副词，只能修饰形容词、副词，不能直接修饰名词。

2. 写作高分考点：extremely = very much，完美替换基础词 very，提升作文档次。

   He is extremely proud of his country’s great development.
   他为祖国的巨大发展无比自豪。

3. 反义词拓展：slightly（轻微地），程度刚好相反。

New words：

extreme /ɪkˈstriːm/

adj. 极端的；极度的；偏激的
n. 极端；极端事物；极端情况

详细词源拆解：

源自拉丁语 extremus（外部的、尽头的、最远的）
前缀 ex- 表示向外、超出，本义指事物最末端、最边缘的位置
后引申为程度达到极致的、极端的、猛烈的。

词汇家族：

extreme → extremely（adv. 极其；非常）
extreme → extremism（n. 极端主义）
extreme → extremist（n. 极端分子）

必记高频搭配

extreme weather 极端天气

Many natural disasters are caused by different kinds of extreme weather every year.

in the extreme 极其；非常

The little girl was shy in the extreme and afraid to talk with strangers.

extreme cold /heat 极寒；酷热

The animals in the north can live well even in extreme cold winter.

go to extremes 走极端；偏激行事

Young people should not go to extremes when they face difficulties in life.

disaster [dɪˈzæstər] n.灾害；灾难；灾祸；不幸

New words：

implied /ɪmˈplaɪd/

adj. 含蓄的；暗含的；隐含的
v. 暗示；意味着（imply 的过去式、过去分词）

implication /ˌɪmplɪˈkeɪʃn/ n. 暗示；暗指；言外之意；深层含义

必记高频搭配

implied meaning 深层含义；言外之意（中考阅读最高频）

It is necessary for us to understand the implied meaning of sentences in reading passages.

implied information 隐含信息

We can get much useful implied information from small details of the story.

the implication of …… 的含义；…… 的暗示

We should think more about the deep implication of the story.

by implication 含蓄地；言外之意；暗示地

He agreed with us by implication instead of saying it directly.

完整词形变形链条（考试必背）

imply （v. 暗示） → implied （adj. 暗含的） → implication （n. 含义；暗示）

The teacher explained the hidden implication of the whole passage patiently.
老师耐心讲解了整篇文章隐藏的深层含义。

New words：

imply /ɪmˈplaɪ/
v. 暗示；暗指；意味着
v. 含有…… 的意思

详细词源拆解：

源自拉丁语 implicare，由前缀 im- (进入) + ply (折叠) 构成，本义 “折叠包裹在里面”
引申为话里暗含、暗示、不直接说出。同词根 ply/ple/plic 都表示 “折叠、包含”。

词汇家族：

imply → implication（n. 暗示；含义；影响）
imply → implied（adj. 暗含的；含蓄的）
imply → implying（v. 现在分词；暗示着）
ply（折叠）→ apply（申请；应用）→ reply（回复）→ supply（供给）

必记高频搭配

imply that… 暗示……；意味着……

His unhappy face implied that he disagreed with our final plan.

be implied by 由…… 暗示出来

Some hidden information can be implied by the small details in the passage.

imply meaning 暗含的意思

We should learn to find out the implied meaning behind simple sentences.

imply a warning 暗含警告

The teacher’s serious words implied a warning to all the careless students.

关键使用提醒

1. 高频变形考点（考试必背）

   动词原形：imply
   过去式 / 过去分词：implied
   现在分词：implying

2. 阅读必考短语：implied meaning 深层含义；言外之意

   It is difficult for some students to catch the implied meaning in reading.

3. 区分：imply 侧重隐晦暗示，mean 侧重直白解释词义。