中考物理知识点:升华和凝华
1、升华:物质由固态直接变成气态的过程。升华吸热。2、...
背话题佳句——有话会说
1.This building which has a long history can date back to the Ming Dynasty.
这座有着悠久历史的建筑可以追溯到明朝。
2.In ancient times, the fast way to travel was to ride a horse or carriage.
在古代,最快的旅行方式是骑马或坐马车。
3.At the beginning of the Tang Dynasty in the seventh century, the lantern displays would last three days.
在七世纪的唐朝初期,彩灯的展示会一直持续三天。
4.Standing on the top of the hill is a monument, dating back to hundreds of years ago.
矗立在山顶上的是一座纪念碑,它可以追溯到几百年前。
5.Only when the system has been abolished will it be possible to abolish poverty,unemployment and war.
只有废除了这种制度才有可能消除贫困、失业和战争。
6.Highly respected by his people, he was elected the first black president of South Africa.
由于受到人们的极大尊敬,他当选为南非第一位黑人总统。
7.Nelson Mandela, who played an important role in the antiracial discrimination struggle in South Africa, made great contributions to the development of South Africa.
纳尔逊·曼德拉对南非的发展做出了巨大贡献,他在南非的反种族歧视斗争中扮演着重要的角色。
8.As the United States of America is an immigrant country, people often call it a “Melting Pot”.
由于美国是一个移民国家,人们常把它称为“大熔炉”。
背话题词块——有话可说
1.turn against 背叛
2.serve in the army 服役
3.defend...against ... 防御……
4.pass down 传递下去
5.in the shape of ... 呈……形状
6.break out 爆发
7.in the name of 以……的名义
8.have a history of ... 有……的历史
9.declare war on ... 对……宣战
10.vote for/against 投票支持/反对
11.on behalf of 代表
12.come to power 上台执政
13.in the long run 从长远来看
14.Long March 长征
15.the May 4th Movement 五四运动
16.in peace 和平
17.at war 交战
18.have a population of 有……人口
19.take on a new look 呈现新面貌
20.be located in/liein 坐落于/位于
21.be surrounded by 被……包围/环绕着
22.advanced civilization 先进文明
背话题范文——有“模”可套
假设你是李华,你校外教David对中国长城很感兴趣。本周六你们学校邀请清华大学的王教授到校进行有关长城的讲座。请你给David发一封电子邮件,邀请他来参加讲座并向他介绍讲座的有关事宜。
1.讲座内容:长城修建原因及其建筑特点; 2.讲座的时间:5月7日(星期六)上午8:00---11:00; 3.讲座地点:3号教学楼一楼102室; 4.讲座后还将有提问环节。 注意: 1.词数100 左右; 2.可以适当增加细节,以使行文连贯; 3.开头和结尾已为你写好,不计入总词数。
参考词汇: 清华大学Tsinghua University
必背范文
Dear David,
I’m writing to invite you to the lecture on the Great Wall, which will be made by Professor Wang from Tsinghua University.
The lecture will focus on the reasons why the Great Wall was built and the construction features as well. It will be held in Room 102 on the first floor of No.3 Teaching Building on May 7th this Saturday. As far as I know, you like the traditional construction of China, so I think you will enjoy it.The lecture will last three hours from 8 to 11 am. Questions are welcome after the lecture is given.
I will be glad if you come.Looking forward to your reply.
YoursLi Hua