Unit 20
Text A You Can‘t Do It Because It Hurts Nobody
搭配：
1.Be aware that+从句意识到
2.Range from…to…范围从什么到什么
3.Vary in degree 程度不同
4.Be tolerant of 忍受
5.Care about 在意
6.Prevent sb. from sth./doing sth. 阻止某人做某事
7.When it comes to doing sth. 涉及到，谈到
8.A mass of 众多
9.End up with 以什么来结束
10.Keep an eye on sb. 留心，留意
语言点：
1.Custom 风俗、习惯；customs 海关
2.In case+句子，表示“假如，万一”
3.Much less than 这里less是little得比较级，less than是比什么少的意思，much 放在比较级前用来强调。
4.In addition to breaking the law themselves， people tolerate various levels of crime.
5.It may be that， by seeing others do something， we accept it more easily. See sb. do sth. 看到某人做某事的全过程，或，see sb. doing sth.看到某人正在做某事
6.Most people will find it easier to speed on a highway when everybody else is driving over the speed limit.此句为形式宾语句，形式宾语句的顺序如下：主语+谓语+it+名词或形容词+动词不定式to+其他
7.We must also wonder whether seeing violence on television or reading（动名词作主语） about it in the newspapers every day makes us tolerate crime more than we should.
ed to do sth. 表示过去常常做某事
Be/get/become used to doing sth. 现在习惯于做某事
9.They may not mind cheating on taxes. Mind后面需要加动词的ing形式。
10.Acceptable 可以接受的
11.Have misconception about sth. 对什么有错误的观点
12.It is surprising+从句，之所以用surprising而不是surprised是由于它表示某事令某人惊讶；surprised更倾向于某人内心自我感到惊讶
13.10% of Canadians have a criminal record. 语法题：百分比或分数，其后如果是可数名次复数，那么谓语动词用复数；其后如果是不可数名词，谓语动词用单数。
Text B Marriage in Iran and America： A Study in Contrasts
语言点：
1.Though marriage is practiced（人们都在做的事） in almost all countries of the world， the customs are qite different from one culture to another.（第一自
然段第一句）：虽然结婚是世界上几乎所有的国家的人们都在做的事情，但结婚的习俗确随文化不同而大相径庭。
2.It（形式主语） is interesting for me to（动词不定式作真正主语） compare the customs of marriage in the United States with（compare sth./sb. with sth./sb.拿什么人或时进行比较）those in my country.（第一自然段第二行）
3.I‘ve l ived in the U.S. for four years now，but I‘m still not comfortable with（对什么习惯） the customs here.我在美国已经生活了四年，但还是不习惯这里的风俗习惯。
4.In fact， what seems strange to me（主语从句中缺少主语指事用what） is that courting or dating is not always for the purpose of（为了什么的目的） finding a husband or wife.（第二自然段第二行）其实，我觉得奇怪的是，求爱或者约会的目的并非总是为了找丈夫或者妻子。
5.Do sth. as a hobby 把做什么当作习惯
6.翻译题：They seem to have a lot of freedom to decide and do what they want.（第三自然段第二行）它们有很大的自由来决定和做自己想做的事。
7.Do sth. without the knowledge of sb. 做某事而不让某人知晓
8.In fact， I have known several friends who got married（结婚） without even telling（动名词作介词宾语） their parents or other family members.
9.Wedding ceremony 结婚典礼
10.A prepared speech 准备好的演讲
11.Be willing to do sth. 愿意做某事
12.If they both say “yes，” and nobody attending（现在分词做后置定语） the wedding stands up to object（站起身反对），they are declared “man and wife.”（第四自然段倒数第四行）如果双方都说同意，并且出席婚礼的人当中也没人站起来反对，就宣布他们为夫妻。
