英语选择性必修 第一册Unit 6 Nurturing nature导学案

Unit 6　Nurturing nature

Using language

语法精讲·深化学习

现在完成进行时

观察上面对话, 并完成句子。

1. I have been teaching English at university for 25 years.  

我在大学教英语25年了。

2. His eyes ache. He has been sitting in front of the computer all the afternoon.  

他的眼睛痛。他整个下午都坐在电脑前。

一、现在完成进行时

结构: have/has been doing一直在做某事

含义: 表示动作从过去某个时刻开始一直持续到现在, 甚至将来, 强调进行的过程。

*I have been working with her for 20 years.

我与她一起工作有20年了。

含义: 表示从过去到现在的一段时间反复进行的动作或存在的状态。

*They have been repairing the broken road.

他们一直在维修那条损坏的道路。

二、现在完成进行时与现在完成时、现在进行时、现在完成时的被动之间的区别

1. 现在完成时:

结构: have/has + v. -ed

含义: 表示现在已经完成的动作, 强调结果与影响。

*China has finished construction on an emergency hospital in just 10 days recently.

近来, 中国仅用了10天时间就完成了一所急救医院的建设。

*Daddy,  I don’t wanna eat the fruit for I have just finished eating dessert.

爸爸, 我不想再吃水果了, 毕竟我刚刚吃过甜点。

2. 现在进行时

结构: am/is/are +doing

含义: 表示现在时间点上正在进行的动作。

*Many supermarkets are preparing busily for the coming double 12 when many bargains will be held there.

很多超市现在正繁忙地为即将到来的双十二作准备, 届时那里将举行很多降价促销活动。

3. 现在完成时的被动

结构: have/has + been +v. -ed

含义: 表示现在被完成的动作或状态, 强调结果和影响。

*The decoration of the new school which has just been finished is one thing,  but the employing of its new staff is another thing. 这所刚刚竣工的学校的装修是一回事, 可它对新员工的招聘却是另外一回事。

(1)(2019·北京高考)A retired engineer,  76-year-old Wilson has been offering free rides to college students for the past eight years.  

76岁的退休工程师威尔逊在过去的8年里一直为大学生提供免费乘车服务。

(2)(2019·全国卷Ⅱ)For the past two years,  Gordon’s students have been studying ways to kill bacteria in zero gravity,  and they think they’re close to a solution.  

在过去的两年, 戈登的学生们一直在研究如何在失重状态下杀死细菌, 他们认为他们已经接近解决方案了。

(3)(2020· 天津高考)—You are a great swimmer.

—Thanks.  It’s because I have been practising a lot these days.   

——你是个游泳好手。

——谢谢。这是因为我这些天一直在练习。

(4)(2020· 天津高考)The number of medical schools reached 18 in the early 1990s and has remained around that level ever since.   

在20世纪90年代早期, 医学院的数量达到了18家, 并且从那时起, (数量)基本没变化。

结合本单元话题使用本单元所学语法知识翻译语段

　　我已经学习英语8年多了。我曾经觉得英语很难学好。过去我只是记单词、研究语法, 结果花了很多时间也得不到高分。后来我意识到必须多阅读, 多练习写作。我的英语取得了很大的进步。

　　I have been learning English for more than 8 years. I used to find it difficult to learn English well. In the past,  I just memorized words and studied grammar.  As a result,  I spent a lot of time without getting high marks. Then I was aware that I had to read more and practice writing more.  I have made great progress in my English.  

主题活动·话题实践

Ⅰ. 话题词汇

1. not eco-friendly　　　　 不环保的

2. solve the problem    解决这个问题

3. disturb the wildlife   打扰野生动物

4. help the local economy  帮助当地经济

5. higher carbon emissions 高碳排放

6. provide more jobs   提供更多的就业机会

7. use up natural resources  耗尽自然资源

8. protect our environment  保护我们的环境

9. advantage      优点

10. disadvantage     缺点

11. compromise     妥协

Ⅱ. 话题情境

根据情境和提示完成对话。

1. A: There are very few places left unaffected.

B: Has your government done anything to try to ②solve the problem(解决这个问题)?  

2. A: What do you think we ordinary people can do to protect the environment?

B: Oh,  there are lots of things that can be done.  ③Taking public transport (乘坐公共交通工具) is a start.  

3. A: We are using sprays,  air conditioners,  refrigerators that have a large amount of CFC.  Pollution is also a factor.

B:  OK,  I get it.  Humans are always harming nature.  It is very important to ⑤protect our environment(保护我们的环境).  

4. A: Let’s face it.  How can we get through this situation? 

B: ⑥Look on the bright side. (往好的方面看) Let’s try our best to solve more.  Just try,  and you will know what you can do.   

Ⅲ. 情境句式

1. The fact/point is that. . .    事实/关键是……

2. I’d like to point out that. . .    我想指出的是……

3. No, it’s just the opposite.    不, 恰好相反。

4. Wouldn’t you agree that. . . ?   你不同意……吗?

5. But what about. . . ?      但关于……方面呢?

6. Well,  you should really look at both sides.

好了, 你应该对两面都进行观察。

7. Let’s meet in the middle/find a compromise. 我们折中一下吧。

8. As a compromise, ……    作为妥协, ……

9. I agree,  but. . .      我同意, 但是……

10. Look on the bright side.    往好的方面看。

11. That’s a good point.      这个看法不错。

12.  Basically we’re in agreement.  我们基本上有共识。

Ⅳ. 情境交流

课间, Tom、Lily两位同学正在讨论墨西哥的阿苏黎客酒店……

Tom: Hi, Lily.  Have you ever heard of the Hotel Azzurri in Mexico?

Lily:  No.  Is there anything that 1. catches your eye(吸引你)?  

Tom:  Yeah.  This is an eco-hotel,  located between the jungle and the beach. Visitors can get close to nature and enjoy the pleasure of 2. getting along well with the surroundings,  plants and animals (与周围的环境、动植物和睦相处).  

Lily:  Man is always 3. destroying nature(破坏自然).  Don’t they know it will 4. disturb the ecological balance(打扰生态平衡)?  

Tom:  That’s not true. You are mistaken.  In fact,  it is a hotel in harmony with nature.

Lily:  But won’t such a large building and so many tourists 5. cause high carbon emissions and pollute the environment(造成高碳排放、污染环境)?  

Tom: The fact is that the hotel’s rooms are all treehouses,  and there’s no TV,  no WiFi,  and sometimes even no electricity.

Lily: But what about wildlife?

Tom: A significant portion of the hotel’s revenue is used to 6. protect wildlife(保护野生动物),  and visitors can actually get along well with their surroundings,  plants and animals.  

Lily: Well.  Maybe this hotel’s approach is worth recommending.