Unit 2 Wildlife Protection Discovering Useful Structures 学案（word版含答案）

Unit 2 Period 3
Discovering Useful Structures 学案
学生姓名 班级 序号
课题内容 Unit 2 Wildlife Protection Period 3 Discovering Useful Structures
教材分析 In this lesson, we reviewed the passive voice, the simple past tense and the simple present tense, and learned the structure and usage of the present continuous passive voice. There are four practices in the text. They are intensive training of the present continuous passive voice. The first exercise in the text is to rewrite the sentences. This subject requires students to underline the present continuous passive voice in the sentences, change them into active voice and compare the differences in meaning. The second exercise students are required to choose the suitable verb forms to complete the sentences.The third exercise students are required to finish the passage with the present continuous passive voice of the verbs in brackets.The main idea is: in the wetland of Liu Tao's hometown, wild animals are being caught or killed in recent years.the wetland is being destroyed, rubbish everywhere.The wetland is being polluted seriously every day.The fourth subject in the text is oral training, which requires students to discuss problems in groups according to the topic content, and prepare to give a presentation of your ideas to the class. The topic is :What do you know is being done in your neighbourhood to protect animals and plants What suggestions do you have In this lesson, the use of the present continuous passive voice is applied to classroom training, and a variety of topics are selected to improve students' learning ability, consolidate students' grammar knowledge, train students' logical thinking ability and language expression ability, and strengthen students' sense of bine simple grammar knowledge with the topic of animal protection, closely follow the unit theme, step by step, and comprehensively improve students' learning ability.
学习目标与核心素养 1. Students understand and master the structure and usage of the present continuous passive voice.2. Students can use the present continuous passive voice correctly in specific situations.3. Be able to use the passive voice of the present continuous tense flexibly,talk with partners about topics related to animal and environmental protection and draw conclusions.
学习重点 1. Help students to understand the structure and usage of the present continuous passive voice.2. Students can use the present continuous passive voice correctly and talk with their partners about topics related to animal and environmental protection. 3.Students can use the present continuous passive voice correctly to write an article.
学习难点 Students can use the present continuous passive voice correctly and talk with their partners about topics related to animal and environmental protection.
知识梳理
一、重点单词
1. reduce vt.减少 ,缩小,降低
2.deer n.鹿
3.kangaroos n.袋鼠
4.due adj.由于,因为due to由于;因为
5.insect n.虫
6.net n.网
7.neighbourhood n.街区 ;城区;邻近的地方
二、重要语言点
It is reported that living spaces for wildlife are being reduced due to the cutting of trees.
据报道，由于砍伐树木，野生动物的生存空间正在减少。
1.reduce vt.减少,缩小,降低
搭配: reduce...to把......减少到...... (to表示结果)
reduce...by把......减少了...... (by表示幅度)
Giving up smoking reduces the risk of heart dis ease.
戒烟会减少得心脏病的风险。
They are looking at ways of reducing the waste of natural resources.
他们正在寻找减少自然资源浪费的方法。
He was advised to reduce his alcohol consumption.
他被劝告减少饮酒。
2.due to由于，因为
Most of the problems were due to human error.
多数问题都是人为错误造成的。
Water in the pond gradually diminished due to lack of rainfall.
由于缺少降雨，池塘里的水逐渐减少。
[归纳拓展]
be due to do sth.预计要做某事
be due for应得到....
The boat is due to arrive at 12 o' clock.
船预计在12点钟到达。
I am due for an increase in pay soon.
我不久就该加薪了。
同步训练
一、单词填空
1.[2018北京卷]Anger is rarely looked upon as a beneficial character trait,and is usually advised ______(reduce) it.
2.He is due_______praise because of his heroic deeds.
3.The number of the bikes they produce ______(已经减少到) 100,000 this year.
4.His mistake was _______(因为) lack of experience.
5.[2019天津3月卷]The captain of the ship was advised to turn back due ______a sudden heavy storm.
二、完成句子
1.The sports_______________(正在被举办)meeting in the new stadium.
2.The giant machine_________________(被拆卸) at the moment and it will be set up in the new workshop in the near future.
3.The classroom__________________(正被装饰) with balloons and flowers right now and the students are preparing for the New Year party.
4.The window of our classroom_____________________(经常被打破).
5.The sum these computers will cost us______________________(正在计算中).
三、句型转换
1.Please tell me something about the meeting being held now.
→Please tell me something about the meeting__________________.
2.I find the national flag is being raised.
→I find the national flag___________________.
3.The computer is in use now.
→The computer____________________now.
4.These high-tech products are on display these days.
→These high-tech products are___________________________ these days.
5.The castle is under attack at the moment.
→The castle is______________________ at the moment.
四、完形填空
Some of the greatest problems we face today are concerned with the gradual destruction of our environment. Brown clouds; wildlife 1 polluted water. These 2 all seem so huge. So my family does what we can. We take cloth bags to stores instead of using plastic bags. We walk where we don't have to 3 .
But does it do any good
I recently learned something about flamingos(火烈鸟). These beautiful birds gather in 4 groups of a thousand or more. Every year, when the time 5 for migration, a few flamingos start the process by taking off from the lake. But 6 of the others seem to notice, so the tiny group returns.
However, the next day they 7 again. This time a few more struggle along with them, but the vast majority still 8 no attention, so these pioneers come back.
The 9 continues for several more days. Every time a few more birds join in but, 10 the thousands of others still take no 11 , the great migration plan is once again 12 .
Then one day something 13 . The same small group of birds takes wing and a tiny number more join in, just as before. And this time their total number, though still quite 14 , is enough to tip the balance. As one, the whole group takes flight and the migration 15 . What a 16 sight it must be—thousands of flamingos taking to the sky at once!
A few can make a 17 . It's true that all of the great problems of the world have been solved because of the 18 efforts of a few.
If you believe in a cause(事业), don't 19 ! Others will someday take notice and together we will 20 even our greatest problems.
1. A. protection B. extinction C. migration D. separation
2. A. questions B. costs C. examples D. problems
3. A. drive B. run C. cycle D. stand
4. A. tiny B. different C. huge D. similar
5. A. comes B. passes C. varies D. moves
6. A. all B. any C. none D. most
7. A. gather B. try C. sing D. appear
8. A. attract B. require C. escape D. pay
9. A. plan B. trend C. activity D. movement
10. A. since B. though C. unless D. while
11. A. responsibility B. notice C. chance D. measure
12. A. put off B. cut off C. carried out D. worked out
13. A. approaches B. works C. changes D. disappears
14. A. significant B. reasonable C. adequate D. small
15. A. continues B. delays C. finishes D. begins
16. A. familiar B. strange C. magnificent D. unrealistic
17. A. point B. decision C. difference D. mistake
18. A. useless B. tireless C. extra D. special
19. A. give up B. give in C. give away D. give out
20. A. identify B. understand C. predict D. solve
答案
一、单词填空
1.[答案]to reduce
[解析]句意：愤怒很少被视为一种有益的性格特征，通常建议减少它。
be advised to do sth.被建议做某事。
2.[答案]for
3.[答案]has reduced to
4.[答案]due to/owing to
5.[答案]to
[解析]句意：由于突然的一场暴风雨，船长被建议返航。Due to由于，因为。
二、完成句子
[答案]
1.is being held
2.is being taken apart
3.is being decorated
4.is frequently being broken
5.is being calculated
三、句型转换
[答案]
1.which is being held now
2.being raised
3.is being used
4.being displayed
5.being attacked
四、完形填空
[答案]
1.B；2.D；3.A；4.C；5.A；6.C；7.B；8.D；9.B；10.A；11.B；12.A；13.C；14.D；15.D；16.C；17.C；18.B；19.A；20.D；