课程内容
高中英语《自然的力量 Unit 5 The power of nature（Part 1）》（选修6）
核心单词
1.appoint  vt.任命，委派
He was appointed major of the city.
他被任命为这个城市的市长。
appoint sb.to a post.派某人担任某职
The teacher appointed him (to be)monitor.
老师任命他为班长。
appointment  n.约会，约定；委任
make/have an appointment with sb. 与某人约会
break one's appointment   违约，失约
keep one's appointment   守约
appointed    adj.约定的，指定的
Our visitors arrived at the appointed time.
我们的来宾在约定的时间到达了。
①校长任命了一位新主任。
The headmaster appointed a new director.
②如果你想和他见面，你得预约。
If you want to meet him,you have to make an appointment.
2.evaluate  vt.评估，评价，估计
The scientists have evaluated the data.
那些科学家已经评价了那些资料。
We need to evaluate how well the method is working.
我们需要对这一方法产生的效果作出评价。
evaluation   n.估价，评价；计算
accomplishment evaluation   学业成绩评定
self-evaluation   自我评价
educational evaluation    教育评定
evaluation factor   评价因素
evaluation method    评价方法
[辨析]evaluate/estimate/value
三个词都含有“评价，估计”的含义
evaluate   一般不用来表示“估价”或“估计”某物的市场价值
estimate   表示“估量，预算”，还可以表“评价，看法等”
value   表示“为...估价格”，还可表“珍视，重视”
3.vary  vt.改变，变更，使多样化
vi.变化，不同，（彼此）相异
vary in/on   在...方面不同
vary from...to...   从...到...不等，在...到...之间变动
vary with/according to    随...变化而变化
a variety of/varieties of=various   多种多样的
The temperature varied throughout the day.
高手过招
(1)单项填空
The charge (B)from 5 yuan to 10 yuan.
A Charges   B varies   C differ   D range
(2）翻译句子
物价随季节而变动。
Prices vary with the seasons.
天气一天天地变化着。
The weather varied from day to day.
4.guarantee   vt.保证，担保  n.保证，保证书，担保，抵押品
guarantee to do sth.  保证做某事
guarantee that/sth...    保证...
guarantee sb. sth.  保证某人某物
give sb. a guarantee that...   向某人保证...
The rain guarantees a good crop this year.
这场雨保证了今年有个好收成。
My watch is guaranteed for one year.
我的表保修一年。
高手过招
单项填空
Working hard is not only a (C)of great success,but is among the essential requirements.
A sign    B signal    C guarantee   D supposition
句意为：努力工作不仅是巨大成功的保证，而且是最基本的需要之一。
重点短语
1.make one's way to   前往....
Dickens made his way to the woods.
迪肯斯朝树林走去。
Some thirty percent of the world's exports of tea makes its way to London.
世界上大约30%的茶叶都出口到了伦敦。
Thought it was raining hard,he made his way to school.
尽管雨下得很大，他还是朝学校赶去。
【联想拓展】
摸索着前行   feel one's way
推挤着前行    fight/push one's way
迷路  lose one's way
挤出去，冲出去   force one's way out
挤进去   push one's way in
为某人指路   show sb. the way
妨碍  get in the way
蜿蜒前进    wind one's way
高手过招
翻译句子
由于在这方面没有经验，我们必须摸索着前进。
Without experience on it,we have to feel our way.
很多学生正朝博物馆走去。
Many students are making their way to the museum.
2.burn...to the ground  (楼房等）被（全部）烧毁/焚毁
He has no place to live in because his house has been burnt to the ground.
他无处栖身，因为他的房子被烧掉了。
【联想拓展】
burn away   逐渐烧掉；消失
burn down    （建筑物）烧毁，火力减弱
burn off  烧掉，蒸发
burn up   烧毁，烧得更旺/亮，消耗
burn out   烧坏，烧尽
burn oneself out  筋疲力尽
高手过招
Be careful with fire,or it will ( )the whole building.
A burn down      B burn for    C burn up    D burn in
burn down    （建筑物）烧毁，火力减弱
burn for   渴望
burn up   烧毁，烧得更旺/亮，消耗
burn in   给...留下不可磨灭的印象
3.quite a few  好些，相当多
I have made quite a few friends here.
在这里我已经交了好多朋友。
[辨析]very few/only a few/a few/not a few
very few,only a few  都表示“少，几乎没有”，但very few侧重于“几乎没有人，大多数都不”的概念
only a few侧重于表达“在许多之中有几个”不强调“大多数不”这一概念
a few 意思是“少数几个、一些”，表示肯定概念
-Are you friends here?
-Yes,quite a few(相当多）are here.
not a few (=many)许多，大量
Very few people can bear the cold in Antarctica.
几乎没有人能忍受南极的寒冷。
Only a few people could see the scene.
只有几个人看到了这个景象。
A few friends came to see me last week.
上星期有几个朋友来看我。
Not a few students are going there.
许多学生都要去那里。