今天老师给大家带来的是第十三天的考研英语——专题
文章阅读顺序：今日知识点视频讲解→考题自测及总结→测试答案→配套练习视频解析今日知识点视频讲解：
今日考题测试、考点总结。
day13
词汇自测：
1, laborsaving 2, utility 3, supervision 4, pose a challenge
but if robots are to reach the next stage of laborsaving utility，they will have to operate with less human supervision and be able to make at least a few decisions for themselves—goals that pose a real challenge.

词汇考点总结：
1， laborsaving adj. 省力的
2， utility n. 实用,效用,有用; 公共事业
belief in the utility of higher education is shared by students nationwide.
全国的学生都相信高等教育是有用的。
the administration of public utilities 公共事业管理
3, supervision v. 监督，管理
4, challenge n. / v. 挑战，质疑
pose a challenge 提出挑战/质疑 ;meet the challenge 迎接挑战
face a challenge 面临挑战;accept／take up

a challenge 接受挑战
mount a challenge 发起挑战

语法考点总结
不定式做表语：可表目的；表未来结果的预期；还可以表示“同意、安排、命令、决定、劝告、意愿、禁止”等。
the purpose of education is to develop a fine personality in children.
教育的目的是发展儿童完美的品格
his goal is to be a scientist. 他的目标是当科学家。
they are to marry next week. 他们将在下周结婚。（安排）
children are not to smoke. 儿童不准吸烟。（禁止）

句型翻译练习
但若想机器人实现下一步节省劳动力的效用，它们就必须能在更少的人工监控下运行，且至少能够独立地做一些决定—这些目标提出了真正的挑战。

配套练习
1,belief in the ______of higher education is shared by students nationwide.
a, use b, usage c, utility
2，destruction of the environment is one of the most serious challenge we _____.
a, pose , b, mount c, face
3，very young children should not be left to play?_________.
不能让幼儿在没人照看的情况下独自玩耍。
4,schools must___________ of new technology.
学校必须迎接新技术的挑战。
5,the purpose of the exchange program is _________________________________.
这项交流计划旨在促进两国之间的相互了解。
6, you must be patient and persistent if you _________.
要想成功，就必须有耐心，有毅力。

参考答案
1,c, 2, c 3, without supervision
4, meet the challenge
5, to promote the understanding between the two countries.
6. are to succeed

今日配套练习视频解析：
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