(6)certain adj.(作定语)某种，某些；一定的。（作表语）确凿的，无疑的；有把握的，可靠的。作代词用，如：
Certain parts of the car, like the lights and the windows, will be supplied by other companies in our province.某些部件，如车灯和车窗将由我们省的其它公司提供。
for a certain reason 为了某种理由
She is certain to do well in the examination. 她这次考试肯定能考好。
Are you certain that you\'ll get there in time? 你有把握能及时赶到那里吗？
for certain/sure 肯定的，make certain/sure +of; make certain/sure +从句 弄清楚。
Will you please make certain of the meeting? 请你把开会的日期弄清楚好吗？
Please make certain when the train leaves. 请去弄清楚火车什么时候开。
注意在下列句式中certain和sure不能换用：It is certain(不用sure)that two plus two makes four. 2加2得4是确定无疑的。
(7)training n.训练；培训；培养；锻炼。如：training college[英国]师范学院，training school职业学校，training center培训中心
C.单元重点词组扫描
(1)at least =at the least =not less than 至少(反义词组：at most =at the most最多)
He is at least as tall as you. 他至少和你一样高。
注意：not in the least =not at all, not a bit 一点儿也不
(2)spend +钱+on sth/ on doing sth 强调钱花在何处
spend +时间+(in)+-ing 在干……花费时间
spend +钱+for sth 强调钱交换的物品
spend +时间+to do 强调花时间的目的性（该用法不常见）
They will spend almost 100million yuan on Hope Project. 他们要在希望工程上投资一亿元。
He spends a lot of money on helping friends. 他为朋友不惜花钱。
All her wages had been spent for medicine. 他的钱都花在了药上。
The government spent plenty of money to help make the land better. 政府耗费巨资去改良土壤。
(3)by sea =by ship 乘船；由水路
类似表达：by land 从陆路，by e-mail 通过电子邮件，by water 从水路，by post通过邮寄，by air 坐飞机，by taxi 乘出租车，by telephone 用打电话，…… 注意不要在这类词组中加定冠词the。
(4)take a look at =have a look at 看一下，瞧一瞧
(5)begin…with…以/从……开始
Knowledge begins with practice. 认识从实践开始。
Let\'s began the concert with a piano solo. 让我们以一首钢琴独奏曲开始这次的音乐会。
注意：to begin with =first of all“首先，第一”为固定词组作状语，不要少了to. 如：
To begin with, I have a piece of good news to tell you. 首先，我告诉你们一个好消息。
(6)far away 远离的；遥远的(faraway作“遥远的”的可放所修饰的名词前或者名词后)如：
The factory is far away from the centre of town.该家工厂离市中心很远。 《高一英语第六单元A New Factory》出自：www.89xue.com网
www.89xue.com
He will be sent to work in a faraway village (a village far away). 他将被派到一个遥远的村庄工作。注意在表示具体的遥远时不要用far。如：
My school is 3,000metres away from Beijing West Railway Station. 我的学校离北京西站有3,000米。
(7)set up (常用于单位、组织等的)建立；创办；支起 如：They will set up a mew training centre. 他们要建一个培训中心。
对比：put up (常用于高耸、具体有形的)建立；贴广告；举起；住宿，等。
More and more chimneys have been put up here.这里一座座烟囱拔地而起。
(8)do a lot of walking走很远的路=walk a long way
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