Examples are demonstrated on the board; questions from the textbook are worked through first with the class, and then the class is set questions from the textbook to do individually.
黑板上有演示例子；先和全班同学一起做课本上的问题，然后全班同学分别回答课本上的问题。
Let's just walk through first structure here.
我们先简要讲讲第一个结构。
You think I've stolen the thunder because I broke through first?
你是不是以为我先有了突破，抢尽了你的锋芒？
Management through first line is directly responsible for preventing injuries and illnesses.
对于防止伤害和疾病，一线的管理负有直接的责任。
Their program, the Shadowland Foundation, involves a variety of activities to highlight the plight of wolves and educate about nature through first hand experience.
他们的工程名为Shadowland Foundation，包括一系列重点介绍狼类情况的活动，以及通过亲身体验认知自然的教育活动。
NASA needs good weather to launch Ares I-X because engineers need to see the rocket flight all the way through first stage separation, which will mark the end of the test.
NASA需要好天气来发射战神I-X，因为工程师们要在第一级火箭分离前观测火箭飞行全过程，第一级火箭分离标志着试飞的结束。
But, there was always some obsacle in the way, something to be gotten through first, some unfinnished business, time still to be served or a debt to be paid. Then life would begin.
然而总是有些障碍，有些事需要先处理，有些工作还没有完成，时间像是一位要侍奉的主或者是一笔要偿还的债，然后生活才能开始。
You're grateful that your cell-phone carrier nonneutrally allows 911 calls through first, phone calls second (so they don't break up), instant messages next and Web searches last.
你应该庆幸你的手机网络并未中立——让911电话为先，手机电话第二（因此电话不会被打断），然后是短信，最后是网络。
First, you have to go through immigration and customs.
首先你必须通过移民局和海关的检查。
First I have to get through the exams.
首先我必须通过这些考试。
It was Mark's first introduction to emergency duties and he came through his baptism of fire unscathed.
那是马克第一次接受紧急工作，但是他经受住了炮火的考验，毫发未损。
First through a low velocity core, and then through a high velocity shell, where their speed is increased before they are transmitted into the surrounding seawater.
它们首先通过一个低速的核心，然后通过一个高速的外壳，在它们被输送进周围的海水之前，它们的速度提高了。
He worked through the math first.
他先算完了数学题部分。
The first book I read clear through was Chip the Dam Builder.
我第一本完整读过的书是《水坝建造者奇普》。
The first rule—examine your life—is the common thread that runs through the entire book.
第一个准则——审视你的人生——是贯穿全书的主线。
I think you can get through the first two chapters.
我想你能完成前两章。
They had gone through some rocky times together when Ann was first married.
当安刚结婚的时候，他们已经一起度过了一些不寻常的日子。
In her current role she broke through the glass ceiling as the first woman to reach senior management level in the company.
在她目前的职位上，她突破了那道升迁的无形障碍，成为公司里第一位升至高级管理层的女性。
He broke through the pain barrier at 25 kilometres and went on to win his first marathon.
他克服了25公里时的痛苦极限，进而赢得了他的第一个马拉松冠军。
The goal was scored midway through the first half.
上半场中段时攻进一球。
We've been through Germany and seen first-hand what's happening there.
我们曾走遍德国，亲眼目睹了那里发生的事。
Score lightly at first and then repeat, scoring deeper each time until the board is cut through.
先轻轻地划一下，然后反复划，一次比一次划得深些，直到木板被完全割开。
Wilson first worked as a driver through a student-support programme of the non-profit organization.
威尔逊首先通过非营利组织的学生支持计划担任司机。
One particular sequence in the first level has players scurry through backyards and finally climb into a tree house.
第一关的某特定情节要求玩家匆匆穿过后院，最后爬进一间树屋。
The first approach would consist of focusing on road transport solely through pricing.
第一种办法是只通过定价关注公路运输。
He made his pile first by cheating investors in bonds and then through conspiring successfully to rig the market in steel.
他先是在债券上欺骗投资者，然后通过合谋成功操纵钢铁市场而发家致富。
It means instruction, way, teaching, and that refers to the first five books that you see listed here, Genesis through Deuteronomy.
它的意思是教导、方法、教导，指的是你在这里看到的前五本书，从《创世纪》到《申命记》。
The sales start on Boxing Day—26th December, and continue for the month of January, but the keenest bargain hunters get there early to be first through the doors.
促销活动从节礼日开始，即12月26日，一直持续到1月份，但最热衷于淘便宜货的人会早早来到这里抢做第一个进门的人。
When Anne first walked through the Kellers' door, the energetic Helen nearly knocked her over in her hurry to feel Anne's face, clothing and bag.
当安妮第一次走进凯勒家的门时，精力充沛的海伦匆忙地去摸安妮的脸、衣服和包，差点把她撞倒。
When the planet Mars was first observed through a telescope, people saw that the round disk of the planet was crisscrossed on earth that are viewed from an airplane.
当第一次用望远镜观测到火星时，人们从飞机上看到，火星的圆盘在地球上纵横交错。
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