分类标号,等级标志,类代表值;(质量管理)组值,组中值,组代表值

class mark的用法和样例：

例句

Class midpoint and chronological average both are one of the most important concepts in statistics.组中值与序时平均数是统计学中的两个重要概念。

影视听力第4期:17 again重返十七岁

剧情简介生活中你是否还在为多年前的某个影响自己一生的决定叹息不止？中年男人迈克（马修佩里Matthew Perry 饰）也是。 25年前，17岁的迈克（扎克埃夫隆 Zac Efron 饰）叱咤校园，是整个蓝球队的灵魂人物。本来可以顺利拿到奖学金直接保送大学他，却为了爱情而退出了

发表于:2018-12-07 / 阅读(106) / 评论(0)

影视英语听力

与美国小学生一起学英文第10册第25期:比率

Ratio 比率 If there are four girls and eight boys in your class, you may say there are two times as many boys than girls in my class. 如果你班上有四个女生和八个男生，你可能会说我班上的男生是女生的两倍。 This expres

发表于:2018-12-13 / 阅读(85) / 评论(0)

与美国小学生一起学英文第10册

Advanced Listening Lesson 01

A: Hi. My name is Mark. B: Mark? I'm Bill. Glad to meet you. A: Yeah. So where are you from? B: I'm from Houston Texas. A: Oh... I'm from Southern California. B: So, what year are you? A: I'm a freshman. B: This is my first year too. A: So what made

发表于:2018-12-28 / 阅读(120) / 评论(0)

高级-Advanced Listening

北师大初中英语七年级下--Unit 10-37

[00:00.00]UNIT 10 Lesson 37 [00:05.78]1.1 Tracy,you weren't at school yesterday. [00:10.99]Where were you? [00:12.72]I was at home. [00:14.53]I was sick. [00:16.17]How was school? [00:17.75]It was okay,I guess. [00:20.94]The math test wasn't too bad,

发表于:2018-12-29 / 阅读(214) / 评论(0)

北师大版初中英语七年级下

新编大学英语阅读部分第三册Unit5-2

Unit 5 The Power of Words After-Class Reading PASSAGE I All the Good Things He was in the first third-grade class I taught at Saint Mary's School in Morris, Minnesota. All 34 of my students were dear

发表于:2018-12-29 / 阅读(96) / 评论(0)

新编大学英语阅读部分

第29期: pretty, mark, wait, fail, smoke

说一口流利的英语，从简单的单词开始。听听，读读，背背，今天你的词汇量又增加了5个。单词/词义中英例句单词听读 pretty [ 5priti ] What a pretty dress

发表于:2018-12-30 / 阅读(132) / 评论(0)

每日攻克5词

人教版小学英语五年级下--Lesson 19

Lesson 19 [00:10.45]第十九课 [00:09.95]Just speak [00:11.94]说 [00:13.94]Mark comes from Britain. [00:15.17]Mark来自英国. [00:16.40]Mark and his friend, Barry, are showing some photos to Gao Wei and his classmates. [00:19.34];Mark和他的朋友

发表于:2019-01-09 / 阅读(216) / 评论(0)

人教版小学英语五年级

2007年高考试题——英语听力（四川卷）录音稿

2007年高考试题英语听力（四川卷）录音稿第一节 ( 共 5 小题；每小题 1.5 分，满分 7.5 分 ) 听下面 5 段对话。每段对话后有一个小题，从题中所给的 A 、 B 、 c 三个选项中选出最佳选项，并标

发表于:2019-01-10 / 阅读(175) / 评论(0)

历年高考英语听力

美国习惯用语: Lesson 230 - Right on the Mark / Right Up One'

今天我们要讲的两个习惯用语都是以right这个字开始的。英文里有好几个字的发音都是right。比如说，写字的写就是write。但是，它的拚法是：write,而不是

发表于:2019-01-11 / 阅读(193) / 评论(0)

美国习惯用语

VOA慢速英语2009-Education Report - Studying in the US: High Mark

This is the VOA Special English Education Report. This week in our Foreign Student Series, we continue our discussion about grades. Would you want a doctor who got high marks in medical school just for trying really, really hard? Apparently many col

发表于:2019-01-11 / 阅读(113) / 评论(0)

VOA慢速英语2009年（三）月

【对话类英语听力】69

A: Hi. My name is Mark. B: Mark? I'm Bill. Glad to meet you. A: Yeah. So where are you from? B: I'm from Houston Texas. A: Oh... I'm from Southern California. B: There must be a lot of cute girls over there huh? A: Hell yeah. But most of them are hoo

发表于:2019-01-23 / 阅读(88) / 评论(0)

对话类英语听力

白领商务英语－经典案例7：Lexmark International

Organization, Teamwork, and Communication Facing Business Challenges At Lexmark International From IBM to Independence How do you build a new, independent organization after years of control by a giga

发表于:2019-02-02 / 阅读(149) / 评论(0)

实用英语

每日一词【286】mark：纪念

今天我们要学的词是mark。 Mark, 有纪念的意思。星期二是2001年美国遭受911恐怖袭击的六周年。President Bush called for Americans to mark the attacks with memorial services and candlelight vigils, 美国总统布什呼吁美

发表于:2019-02-05 / 阅读(183) / 评论(0)

英语每日一词

英语美文：赞美他人，永远不迟

He was in the first third grade class I taught at Saint Mary's School in Morris, Minn. All 34 of my students were dear to me, but Mark Eklund was one in a million. Very neat in appearance, he had that happy-to-be-alive attitude that made even his occ

发表于:2019-02-09 / 阅读(105) / 评论(0)

英语美文

Making His Mark

A man from the state of Chu was crossing a river in a boat when his sword fell into the water．Immediately he made a mark on the boat．This is where my sword fell off，he said．When the boat stopped moving，he jumped into the water to look for h

发表于:2019-02-09 / 阅读(173) / 评论(0)

趣味英语

跟艾米莉一起学口语第138期: 比我想象的要好

It'sbetterthanIthought比我想象的要好。例句： Wow,youwonthesecondplace.It'sbetterthanIthought. 哇塞，你得了第二名，比我想象的好。 A：Ican'tbelieveyourmarkwasthesecondhighestinyourclass. 我不敢相信你的分数是班级第

发表于:2019-02-15 / 阅读(112) / 评论(0)

跟艾米莉一起学口语

感人双语：珍惜

He was in the first third grade class I taught at Saint Mary's School in Morri Minn. All 34 of my students were dear to me, but Mark Eklund was one in a million1). Very neat in appearance, he had that happy-to-be-alive2) attitude that made even his o

发表于:2019-02-17 / 阅读(164) / 评论(0)

阅读空间

一切的美好事物 All the Good Things

He was in the first third grade class I taught at Saint Mary's School in Morris, Minn. All 34 of my students were dear to me, but Mark Eklund was one in a million1). Very neat in appearance, he had that happy-to-be-alive2) attitude that made even his

发表于:2019-02-18 / 阅读(113) / 评论(0)

实用英语

Making His Mark

发表于:2019-02-18 / 阅读(159) / 评论(0)

趣味英语

一万小时天才理论：你的一万小时该花在哪？

The 10,000-Hour Rule says that you need approximately 10,000 hours of practice to become a world-class expert in a field. There is no other way: if you want to be a world-class expert in your field, you must do your 10,000 hours of practice. 一万小时

发表于:2019-02-25 / 阅读(111) / 评论(0)

实用英语

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