进入高中后，不少新生有如此的心理落差，比自己成绩出色的大有人在，极少有人注意到我们的存在，心理因此失衡，这是正常心理，但应尽快进入学习状况。智学网高中一年级频道为正在好好学习的你整理了《高中一年级下学期英语必学一单元要点》，期望对你有帮助！

高中一年级下学期英语必学一单元要点

三者均可表示“后，终于”之意。

不一样的是：

finally 一般用在句中动词前面，而 at last 与 in the end 的位臵则较为灵活;

三者中at last 语气为强烈，且可单独作为感叹句用。

After putting it off three times, we finally managed to have a holiday in Dalian.

At last he knew the meaning of life.

At last! Where on earth have you been?

But in the end he gave in.

另外，finally还可用在列举事情时，引出后一个内容，等于lastly。

Firstly, we should make a plan; secondly, we should carry it out; finally we should make a conclu- sion.

高中一年级下学期英语必学一单元要点

fur与leather

fur指皮毛，尤指带毛的皮革制品，leather指皮革制品。

endanger v. 威胁

die of与die from

都译为“死于…”，当“死于疾病”时可以互换，但die of更强调因为年龄，寒冷，饥饿，情感等死亡，die from强调因为环境，伤害，事故等死亡。

如：

The old lady died of old age.

Careless drivers often die from traffic accidents.

lead v. 领导

leader与leadership

leader指领导人，领袖或带头的人，而leadership指领导，领导权等。

如：

Our leaders are very considerate.

Under his leadership, the company went out of depression.

tour v. 旅游 n. 旅游

species n. 生物，物种

measure v. 测量 n. 尺寸

take measures to do sth.

habitat n. 栖息地

inhabit v. 居住在

inhabitant n. 居民

reside v. 居住

resident n. 居民

adapt v. 适应，符合

adapt to

adopt v. 收留，采纳

original a. 原始的，起初的

devote v. 奉献

devote oneself to sth. /doing

be devoted to sth. /doing

at present，for the moment，for the time being与now

前三个词组译为“现在”，而now译为“目前”，前面三个是与以后相对而言的，而now是与过去相对而言的。

如：

I don’t have money at present/for the moment/for the time being, besides which I must borrow more from you.

We can’t discuss it at present . We can leave it to be discussed sometime next week.

common a. 普通的

in common

set sb. free

valuable a. 贵重的

respond v. 回答，作出反应

respond to sb.

response n. 回答，回话，反应，反响

in response to

amount n. 数目

harmful a. 有害的

harm n. 害处 v. 伤害

TOPic与title

TOPic指谈论，说到的“话题”，title指文章的题目。

organize v. 组织

brief a. 简洁的

in brief

课文重难题

… expert who tries to keep animals and plants from becoming endangered.

定语从句，keep sb. from doing词组

We often talk about how important it is to take good care of ourselves and our planet, but we don’t always do as we say,” Steve says as he takes us on a tour of Green Park in Birmingham.

If we want to live a better life…we must learn to act in ways that do not harm other living things.

it is important to do sth.做某事非常重要，感叹形式how important it is to do sth. ，

do as / what we say，as在此处等于宾语从句中what有哪些用途，

live / lead a…life，过一种…的生活

If we know more about what causes endangerment…

know something/little/a little/nothing/much about

对…知道一些/不多/一点/不知道/不少