1.liability n.责任,倾向,债务
accept liability 承担责任
The company cannot accept liability for any damage caused by natural disasters.
该公司对自然灾害造成的任何损失概不承担责任。
2.liable adj.易于...的；可能的
We are all liable to make mistakes when we're tired.
我们疲劳的时候都容易出错.
【区分】reliable 可靠的
Both of them, I may say, are thoroughly reliable men.
可以说，他俩都是绝对可靠的人。
3.crop n. 农作物，庄稼
I let the horse drop his head to crop the spring grass.
我让马低下头啃吃春天的青草。
4.keen adj.热心的；激烈的
He's been a keen supporter of the Labour Party all his life.
他一生都是工党的热情拥护者。
be keen to do
热衷于做某事
5.original adj.最初的；新颖的
The original script was written with the idiot box in mind.
剧本当初就是为电视而写的。
6.eliminate v. 除去，排除
eliminate from
从...排除
You must eliminate an unknown quantity.
你必须消去一个未知数.
7.recognize v.认识，认出；承认
recognition n.认出，识别；承认
【真题例句】： It fails to recognize the impact of the Internet technology.（2014.12）
它没有意识到互联网技术的影响。
8.architecture n. 建筑学
The house is a textbook example of medieval domestic architecture.
这所房子是典型的中世纪民居。
9.agriculture n. 农业，农学
As agriculture developed, agricultural ideas diffused across Europe.
随着农业的发展，农业知识开始在欧洲普及。
10.involve v. 包括，潜心于
involve in
使参与，陷入或牵制到
involve with
与（某人）有密切关系
She was involved in the voluntary program.
她曾参与过志愿者活动。
【真题例句】： Plus, importantly,the power source is rechargeable, so this does not involve using any valuableresources.(2013.6)
此外，更重要的是，这种能源是可以补充的，所以这并不需要花费什么贵重资源。
11.involvement n.连累；包含
She disliked his involvement with the group and disliked his friends.
她不喜欢他与那帮人交往，也不喜欢他的朋友。
12.optimism n. 乐观主义
【反义词】： pessimism n. 悲观，悲观情绪
13.optimist n. 乐观者；乐观主义者
Pete, ever the optimist, said things were bound to improve.
一向乐观的皮特说,事情必定是会好转的.
14.optimistic adj. 乐观的
【反义词】pessimistic adj. 悲观的
She felt light-hearted and optimistic.
她感到无忧无虑，很乐观。

更多内容请关注作者微博：@树懒英语