根据以英语作为母语的人数计算，英语可能是世界上第三大语言，但它是世界上最广泛的第二语言。精品小编准备了高一下册英语语言知识点，具体请看以下内容。
1.remain
[用法指南]
1)vi 剩下，余留
2)vi.留下，逗留(=stay)
3)vi仍然时，保持，依然
4)remain + adj. ? n/ p.p./ to be done
【典型例句】
I went to the city , but my brother remain at home.
After the fire , very little remain of my house 大火过后，寒舍所乘无几。
Let thins remain as they are 一切保持原样吧
【拓展】
remaining adj. 剩下的(作前置定语)
remain standing / seated (一直站着、 坐着)
remain / keep silent (保持沉默)
注意：
remain 只能用作不及物动词，不能用于被动语态。表示”…留下来被做时“ 采用句式 “sth. remain to be done”
【类比延伸】
remain/ stay都指“继续停留“或”继续保持某种关系“，状态或行动。 remain常可与 stay互换，但它强调”人或物“继续停留于一处或保持原来状态，情况性质而不改变。 ”stay’强调“人在一定的场所逗留不离开”
【过关练习1】
The pilot asked all the passengers on board to remain ______ as the plane was making a landing. (2004上海春)
A seat B. seating C. seated D. to be seating
2) Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it (2002 全国)
A to see B. to be seen C. seeing D. seen
2.consider
[用法指南]
考虑,打算
consider +n.
consider +v.ing
consider + wh + to do
2) vt. 认为, 把… 看作(同 think , regard)
consider sb. / sth. + adj./n.
consider sb. / sth. to be…
consider sb. / sth. as……. ? that clause
3) vt. 考虑;照顾;体谅
【典型例句】
I’m considering going abroad. ( 我正在考虑出国)
I consider it ( to be / as ) a great honour.我认为这是极大得荣幸。
If you consider that she has only been studying English a year, she speaks it very well. 想想她学英语才一年，她的英语已经说得相当好了。
【拓展】
consider后接不定式作宾补时， 要用to be 或 to have done.
consider 后不能接to do作宾语。
considering prep.&conj. 就。。。而论; 照。。。来看。
【类比延伸】
consider… as…. 侧重“经过考虑而认为”， 表示“一种比较客观的看法.
regard…. as,,, 指“把。。。认为..”、 “把。。。看作。。”表示“以外部形象得出认识或个人得主观认识。
treat… at…表示“在某种认识的基础上看待或对待”重在行动，而不在认识。
【过关练习】汉译英
你不能把他看作一个自私的人。
我本来想聘史密斯先生，后来认为你更适合干这个工作。
就英文只学了一年而论，他的英语已说得很好了。
单项选择
Many things ___ impossible in the past ate quite common today.
A. having being considered B. considered
C. to be considered D. considering
5) Charle Babbage is generally considered ____ the first computer.
A. to invent B. inventing
C. to have invent D. having invented
3. rare
【用法指南】
adj. 稀罕的;希有的(常意味着珍贵，难得)
adj. 极好的;极度的
adj. (尤指空气)稀薄的
【典型例句】
It’s rare for him to be late. 他很少迟到。
The rare air of the mountains makes people difficult to breathe.
山上稀薄的空气使人难以呼吸。
【类比延伸】
short adj. 短缺的; 不足量的(常用于缺少量的前面) be short of……
rare adj. 指罕见而珍贵的事物; 很少发生的事或人的行为反常等; 关于时间，常用rare.
scare adj. 指有用而不够。
【过关练习】
用rare ,short, scare填空
1). Gold is a ______ metal.
2) He gave me ____ change.
3)Good fruit is ____ just now, and costs a lot.
4) – How about your holiday, Lily?
-- Oh, it was great. We _____ by the seaside.
A. saw a lot of people
B. had rare fun
C. really wanted a rest
D. rarely played so well
4. furniture
【用法指南】
n.(U家具(总称)
【典型例句】
They bought much new furniture.他们买了一些家具。
There are four pieces of furniture in our house.在我们房子里有四件家具。
This old French table is a very valuable piece of furniture.这张旧的法国桌子是一件很贵重的家具。
【拓展】
furniture 不论受什么词修饰，其前面不能加不定冠词a也不用复数。furniture若要表示其数目时，”一件家具” 表达为a piece of furniture; 许多件家具用pieces of (articles of ) furniture;“一套家具”则用a set of furniture..说多少家具时，不用many, few而用much 或little
【过关练习】
We have a staff of 28 but there ____ in the office.
haven’t many furnitures B. aren’t many furnitures
C. hasn’t much furniture D. isn’t enough furniture
5. doubt
【用法指南】
n. 怀疑，疑问
There is no doubt about …. / that clause
throw doubt upon…对。。。表示怀疑
without doubt 毫无疑问地
I have no doubt about… / that-clause
I have some doubt whether…
(2) vt. 怀疑，不信
doubt sb./ sth.
doubt if / whether… (肯定句)
don’t doubt that…..(否定句或疑问句)
【典型例句】
I doubt the truth of it. 我怀疑此事地真实程度。
I don’t doubt that John will come on time. 我相信约翰一定会准时。
There is some doubt about whether John will come on time.约翰会不会准时来还不太确定。
【拓展】
doubt n. 在否定句和疑问句中，其后地同位语从句用that引导;在肯定句中，则用whether引导。
doubt v. 在否定句和疑问句中，其后地宾语从句用that引导;在肯定句中，其后地宾语从句用if 或whether引导。
【过关练习】
1)______ is no doubt that the Chinese team will win this game and become the champion team again this year.
A. It B. There C. That D. As
2) I have no doubt ______ we shall be able to do something for you.
A. that B. if C. what D. why
根据汉语，完成句子。
3) I doubt __________ . 这事实是否属实。
4) I _____________. 不相信他人老实。
5) Does any one __________________. 怀疑它原来如此吗?
6) We all have no doubt ____________ 台湾会回归中国。
Part two : phrase
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