1.make/do/conduct/perform/carry out + a survey of sth=investigate sth 调查......
n.investigation 调查
2.add
v. ①补充道(后+宾语从句)
The minister expressed his satisfaction with the talk greatly, adding that he enjoyed his stay here. 部长对这次会谈感到十分满意，并补充说他非常喜欢这期间在这里停留。
②加；增加
add up 加起来
There must be some mistakes in this bill;please add up the figures again.
这账单一定有些错误，请把数字重加一遍。
add up to...总计达；意味着
The bills add up to exactly $100. 这些帐单加起来正好一百元。
His evidence really adds up to this: he didn't murder the man.
他的证据实际上意味着:他没有谋杀那个人。
add...in 把...加在内
Don’t forget to add me in,either. 别忘记把我也加进去。
add to 增添，增加
The bad weather added to our difficulty. 恶劣的天气增加了我们的困难。
add A to B 把A加到B上(中)
Add narration and music to accompany your slide-show.
添加叙事和音乐陪伴你的幻灯片。
Worthy friends can add happiness and value to our life,which is just as fireworks.
真正的朋友就像烟火一样，给我们的生活带来快乐和好处。
n. addition 加，增加，附加；加法；增加的人或事物
Ronaldo is a very important addition to his team. 罗纳尔多是他们球队非常重要的一员。
区分：in addition与in addition to。
in addition相当于连词，besides的含义。in addition to后接宾语。
2.upset
adj.心烦意乱的，不安的，不适的，混乱的
v.使不安；使心烦；打翻，碰倒
n.颠覆；心烦意乱；混乱
3.ignore
v.不理睬，忽略，忽视(=overlook=neglect)
Ignorance is bliss. 无知是福。
Where ignorance is bliss,it’s folly to be wise. 难得糊涂。
Knowledge makes humble,ignorance makes proud. 博学使人谦逊，无知使人骄傲。
n.ignorance in ignorance of...对...无知
adj.ignorant 无知的，肤浅的be ignorant of/about ...
4.calm down 使平静，使安静，使镇静(settle down)
He took a few deep breaths to calm himself down.他深呼几口气让自己镇定下来。
It always takes the class a while to calm down at the beginning of the lesson.
在每节课的开始，班级都得需要几分钟去安静。
5.concern
①v.与...有关，涉及到；(使)担忧
Ignore the thing that doesn’t concern you. 对这件事别太上心和你没关系。
The report concerns the problem of drug. 这篇报道涉及毒品问题。
注1：其过去分词concerned常用来作表语，意为“和……有关、牵涉”；而作定语时，则意为“有关的”。
He asked all concerned to take an active part in helping the girl.
他要求所有相关的人积极帮助那个女孩。
It is reported that the pop singer is concerned with selling drug.
据报道，那个流行歌手涉嫌贩毒。
注2：其过去分词concerned通常作形容词用，意为“担心的；烦恼的；忧虑的”。
The concerned parents were all concerned for the children's safety.
忧心忡忡的家长们都为孩子们的安全担忧。
②n.关心，关注；公司；重要的或感兴趣的事；责任
have no concern with 和...无关(op.与...有关have... to do with)
have concern for/with 关心，挂念；涉及
show/express concern about/for... 对...表示关心
of no/much concern 不重要/很重要
注3：concern作抽象名词时可具体化，a concern理解为一件让人关心的人或事。
The international relationship is a major concern of China. 国际关系是中国的一个主要问题。Hardly a whisper of concern has been voiced. 没有人表示过一点点的关心。
③习惯搭配：
a.concern oneself with/in/about sth 忙于某事；关心某事
There's no need to concern yourself with this matter; we're dealing with it.
你不用管这事，我们正在处理它。
b.so/ as far as... be concerned就……来说
So far as I am concerned the second arrangement is more suitable.
对我来说，第二种安排更恰当。
c.be concerned with / in... 与……有关
Her latest documentary is concerned with youth unemployment.
她最近的一部纪录片与青年人失业有关。
d.Wher
e...be concerned 在牵扯到……的时候(情况)
Where work is concerned, I always try to do my best.
在涉及到工作的时候，我总是尽我的最大努力。
④prep.concerning=regarding 至于，关于
Concerning his proposal,there’re pros and cons.关于他的提案，有赞成和反对两种意见。
6.go through
①经历(困苦、痛苦)=undergo
