【#高二# 导语】在学习新知识的同时还要复习以前的旧知识，肯定会累，所以要注意劳逸结合。只有充沛的精力才能迎接新的挑战，才会有事半功倍的学习。高二频道为你整理了《高二英语下学期知识点总结》希望对你的学习有所帮助！
paper复数：papers。paper，作名词时意思是“纸;论文;文件;报纸”，作及物动词时意思是“用纸糊;用纸包装”，作不及物动词时意思是“贴糊墙纸，作形容词时意思是“纸做的”。
papers基本含义
n.纸;纸张;报纸;文件;文献;
v.贴壁纸;
paper的第三人称单数和复数;
I had papers relating to the children which my wife and I had to sign.
我有一些关于孩子的文件需要我和妻子签字。
原型：paper
paper基本含义
n.纸;纸张;报纸;文件;文献;
v.贴壁纸;
He wrote his name down on a piece of paper for me.
他把他的名字写在一张纸上交给我。
第三人称单数：papers
复数：papers
现在分词：papering
过去式：papered
过去分词：papered
at midnight 在午夜
right away 立刻，马上
as if 仿佛，好像
at an end 结束，终结
in ruins 严重受损，破败不堪
dig out 掘出，发现
a (great) number of 许多，大量的
out of work 失业
as a matter of fact 事实上
in trouble 在危险、受罚、痛苦、忧虑的处境中
turn to 求助于，致力于
lose heart 丧失勇气或信心
come to power 当权，上台
set up 设立，建立
be sentenced to 被判处……(徒刑)
add up 合计
have got to 不得不，必须
be concerned about 关心，挂念
go through 经历，经受
set down 记下，放下，登记
a series of 一连串的，一系列，一套
on purpose 故意
in order to 为了
at dusk 在黄昏时刻
face to face 面对面地
no longer/not…any longer 不再……
suffer from 遭受，患病
get/be tired of 对……厌烦
pack (sth.) up 将(东西)装箱打包
get along with 与……相处，进展
fall in love 相爱，爱上
join in 参加，加入
because of 因为，由于
come up 走近，上来，提出
at present 现在，目前
make use of 利用，使用
such as 例如……，像这种的
paly a part (in) 扮演一个角色，参与
ever since 从那以后
be fond of 喜爱，喜欢
1. 定义：用作表语的从句叫做表语从句。
2. 构成：关联词+简单句
3. 引导表语从句的关联词的种类：
(1) 从属连词that。
例如：The trouble is that I have lost his address. 麻烦是我把他的地址丢了。
(2) 从属连词whether, as, as if。
例如：He looked just as he had looked ten years before. 他看起来还与十年前一样。
The question is whether they will be able to help us. 问题是他们是否能帮我们。
注：从属连词if一般不用来引导表语从句，但as if却可引导表语从句，
例如：All this was over twenty years ago, but it’s as if it was only yesterday. 这都是20多年前的事了，但宛如昨天一样。
能跟表语从句的谓语动词一般为系动词be, seem, look等。
例如： It looked as if it was going to rain. 看起来天要下雨了。
(3)连接代词：
Who whom whose what
Which whoever whatever whichever
连接副词：
Where when how why
例如：The problem is who we can get to replace her. 问题是我们能找到谁去替换她呢。
The question is how he did it. 问题是他是如何做此事的。
That was what she did this morning on reaching the attic. 那就是她今晨上了阁楼干的。
注：
1. 连词because可引导表语从句。
例如： I think it is because you are doing too much. 我想这是因为你做得太多。
2. 在一些表示“建议、劝说、命令”的名词后面的表语从句中，谓语动词用虚拟语气。should+动词原形表示，should可省略。
例如： My suggestion is that we (should) start early tomorrow. 我的建议是我们明天一早就出发。
1. Instead of spending your vacation on a bus, … you may want to try hiking. Instead和instead of的用法
2. Say “Hi” / “Hello” / “Thanks” to sb. (for me)问候的句型
3. Is anybody seeing you off?进行时表将来
4. She struggled and struggled, and could not get on her feet. (= keep struggling)
5. You should not go rafting unless you know… unless引导条件状语从句，相当于if… not
6. By staying at…, tourists can help the villagers make money so that they can take care of the fiver and the birds.目的状语从句
7. She was so surprised that she couldn’t move.结果状语从句
8. Tree after tree went down, cut down by water.过去分词作状语
9. The next moment, the first wave swept her down, swallowing the garden.现在分词作状语
10. However, before she could think twice, the water was upon her. It didn’t take long before the building was destroyed. before的用法
1. a substitute teacher 代替者, 替代品
substitute sth for sth
Home-made parts are being substituted for imported ones. 国产零件取代进口零件。
Mary is ill and Laura is to substitute her.
2. elegant writing /surroundings/lady 文雅的, 优美的, 雅致的; 第一流的
3. remind sb to do remind sb of sth
4. various as the functions of the cellphone get
5. management rule
6. weigh one’s words 权衡;考虑;称重
They weighed the advantages and disadvantages before making the decision.
7. set down the price/clear guidelines制定准则
8. keep up a good state of mind
good work/high spirits/
9. cast down垂下; 使沮丧
cast one’s eyes down
be cast down
cast sb a glance/look瞥了…一眼
