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一、高频核心词精讲
1. yet [jet] adv.还,尚;已经 conj.然而
【固定搭配】
not yet 还没有(经典考点!)
Have you finished your homework? — Not yet.
and yet 然而,可是
She studied hard, and yet she failed the exam.
【同义辨析】
yet vs already: yet用于疑问句和否定句,already用于肯定句
yet vs but: yet语气更强,暗示出人意料的结果
【记忆技巧】
联想记忆:写作业时妈妈说“做完了吗?”你回答“还没呢!”——这个“还没”就是yet!
2. youth [juːθ] n.青年时期;青年人
【派生词】
youthful (adj.) 年轻的,有朝气的
She has a youthful appearance.(她看起来很年轻)
youthfully (adv.) 年轻地
【考点提示】
the youth 指“青年们”(集体名词)
in one‘s youth 在某人年轻时
3. zero [ˈzɪərəʊ] n.零 v.归零
【固定搭配】
zero in on 集中注意力于
The teacher asked us to zero in on the key points.
below zero 零度以下
【实用例句】
It’s five degrees below zero today.(今天零下五度)
His patience was almost at zero.(他的耐心几乎为零)
4. zone [zəʊn] n.区域,地带
【同义词】
area, region, district(注意:area最通用,region指较大区域,district常指行政区域)
【固定搭配】
time zone 时区
safety zone 安全区域
no-parking zone 禁止停车区
【记忆技巧】
联想记忆:手机里的“飞行模式”就是airplane zone,一个特定的“区域”!
二、易混淆词组辨析
year by year vs year after year
year by year 逐年(强调变化)
The city is becoming more beautiful year by year.
year after year 年复一年(强调重复)
He visits his hometown year after year.
【记忆口诀】
“by年看变化,after年重重复”——10秒钟记住!
三、实战应用宝典
情景造句练习:
虽然…但是… (although...yet...)
Although it was raining heavily, yet they continued playing football.
中考考点:although不与but连用,但可与yet连用
从…到… (from...to...)
The temperature dropped from 10℃ to zero last night.
集中精力 (focus on / zero in on)
We should zero in on the grammar points we are weak in.
四、特别提醒:Z字母的“隐形考点”
字母Z开头的考纲词虽然少,但派生词常考:
zoo (n.动物园) → zoology (n.动物学,拓展词汇)
zoom (v.急速上升,新教材增加词)
Prices have zoomed up this year.(今年价格飞涨)