2015-2016学年(人教新课标)高一英语必修1课件：Unit 2 English a

人教课标 高一 必修 1

Unit 2

首先学生自己发现问题，与同学讨论， 尽可能自己寻找根源。接着对每一个语言点 给予了准确详尽的讲解，并配以形象合适的 图画帮助学生理解，每一个讲解都配以相应 练习。 此课件里图片的功能发挥到了较高境界， 通过展示具体形象语境让学生理解词汇的意 义，生动有趣，易懂并能很好内化语言，转 化成能力。

1.Work with your partners and look for words or expressions that you can’t understand or you are not able to use. 2.Discuss with your partners. 3.Please share your difficult words or expressions in the class.

1. Later in the next century, people from England made voyages to conquer other parts of the world and because of that, ... voyage 在此为可数名词, 意为“旅行, 航行”。如： They supplied this ship with enough food and necessities for a long voyage.

The Titanic went under on its first voyage.

voyage 还可用作动词, 意为 “(乘船) 航行, 航海”。如： They planned to voyage across the Pacific Ocean.

travel, journey, trip & voyagetravel 用作不可数名词, 只用于泛指从 某地去另一地, 如果某人在某段时间里 到处走, 可用 travels; journey 用作可数名词, 表示去某地所花的 时间和旅行的距离, 尤指较长距离的或定 期的旅行; trip 用作可数名词, 表示非定期的, 也许较 短的往返旅行; voyage 则常指海上旅行或太空旅行。

① Air travel is becoming cheaper.② He’s on his travels again.

③ Lily had a long and difficult journeythrough the mountains last year. ④ The kids are going on a trip to the castle.

because of 后边加名词或动名词短语。

because 是连词，后接从句。 e.g. She came to school late because she got up late. She came to school late because of getting up late.

根据汉语提示，完成下列句子。 因为污染严重，许多美丽的鱼正在迅速 消失。 Many beautiful fish are fast disappearing __________ because of the severe pollution. Many beautiful fish are fast disappearing _______ because the pollution is severe.

2. Native English speakers can understand each other even if they don’t speak the same kind of English. 把英语作为母语的人相互之间可以交流, 即使他们说的不是同一种英语。

even if = (even though)是连词词组，用 来引导让步状语从句，意为 “尽管； 即使”。

even if /even though even if 从句所说的不肯定；而 even

though 从句所说的则是事实。He will not let out the secret even if he knows it. 他对秘密知道与否不一定 He will not let out the secret even

though he knows it. 他知道这个秘密

用 if, as if, even if 填空。 Even if I had money, I wouldn’t (1) _______ buy it. (2) ____ If I had money, I would buy it. as if it is going to rain. (3) It looks ______ (even if 引导让步状语从句; if 引导条件 状语从

句; as if/ though “似乎是……” 引导方式状语从句)

3. I’d like to come up to your apartment. come up 上来, 走近; 被提出; 发芽; 升起 The final exam is coming up soon. It’s time for us to start our studies. 到来Come up to the front of the room, please. 走近

The seeds come up in spring. 长出来 A few new questions came up at the meeting. 被提出

come up with 意为“提出，

想出”。如：He came up with a new suggestion. come across 偶然遇到或找到 come back 再现记忆 come down 传承, 按习惯通过

或处理

come on come up

催促, 快速运动 出现, 显示

come out 成为众所周知; 发行或发表 come true 实现 come up with 宣布或发现