Unit8 A green world (2)
Integrated skills
1. The Class 1, Grade 8 students want to do a survey ...
解析: survey,名词，意为“调查”。固定短语do a survey on意为“做个....的调查”。
如: ➢ We conducted a market survey in July.
➢ We have done a market survey on this product.
2. Recycle empty bottles
解析: empty,形容词，意为“空的”,在句中可作定语、表语或宾语补足语,其反义词full意为“满的”。
如: ➢ His room is empty.
➢ This medicine must be taken on an empty stomach.
拓展: empty,动词,意为“倒空，掏空，腾空”。
如: ➢ He emptied the bottle and it is empty now.
3：Air pollution is harmful to our health.(P116)
harmful adj. 有害的  反义词：  harmless   
固定结构be harmful to意为“对....有害”,相当于do harm to或be bad for。
We ought to reason why it is harmful to health to eat too much.
harm  v. 伤害         
      n. 伤害   
4.Trees also help keep soil in place during storms.
在暴风雨时树木也帮助土壤保持在原处。
time in a bottle解析：in place意为“在正确位置”，固定结构 in place意为“使.....保持在正确位置”。
如: ➢ I like to have everything in place.
➢ I hope you'll keep the books in place.
拓展：in the place意为“在那个地方”; in one's place 意为“代替”。
如: ➢ I thought I would lose my way in the place.
5.They will be formed over thousands or even millions of years。
解析：form,动词，意为“形成”，作及物动词时后接名词或代词作宾语，可用于被动语态;作不及物动词时表示“形成”,要用物作主语。
form  v. 形成
Eg: They tried to form a study group on human rights(权利).
n. 形式；表格 
常见短语： in the form of 以…样的形式
6.If they are used or thrown away carelessly, finally some of them will run out.
解析：carelessly，副词，意为“满不在乎地;粗心地”，常修饰动词和动词短语。
如: ➢ The boy does his homework carelessly, so his teacher is angry with him.
7.Here are some simple steps to take.
解析：simple,形容词，意为“简单的”，侧重于表示事物不复杂,易于迅速解决或很快被头脑接受。其副词为simply,意为“简单地;仅仅;简直”。
如: ➢ The little girl can do simple housework.
拓展：simple作形容词，还表示“朴素的，简朴的”，一般指生活过得简朴。
如: ➢ The old man lived a simple life.
词组归纳
1. plant breadfruit trees                        种面包果树
2. care about the Earth                        关心地球
3. reduce air pollution                        减少空气污染
4. take shorter showers                        缩短淋浴洗澡时间
5. separate … into …                        把…分开/隔开成…
6. depend on /upon its rich resources to live        依靠它的丰富资源生存
7. make a difference to …                    对…产生影响/起作用
8. run out                                用完，耗尽
9. clean up                                清除；净化
10. a survey on students’ daily habits            一项关于学生日常习惯的调查
11. turn off the tap                            关掉水龙头
12. keep soil in place during storms            在暴风雨中保持土壤在正确位置
13. cause serious air pollution                导致严重的空气污染
14. choose public transport                  选择公共交通
15. drop litter in a public place              在公共场合扔垃圾
16. be fined by the police                      被警方
17. limit air and water pollution                限制空气和水污染
18. produce less waste                        产生更少垃圾
19. develop a green lifestyle                    培养绿生活风格
20. cut down                                砍倒，砍伐
21. be invited to the show                    应邀参加演出
22. … be displayed at the environment show      在环境演出中被展览
23. … be thrown into lakes and rivers          被扔进江河湖泊里
24. The air is filled with pollution.              空气中充满了污染物。
25. as well as …                              和…一样，不仅…
26. work together                            齐心协力，携手共进
27. turn off the tap when brushing teeth          刷牙时关掉水龙头
28. natural resources                          自然资源
29. do more exercise and watch less TV          多锻炼，少看电视
30. more tips for a green lifestyle              关于环保生活方式的更多提示或方法
31. follow these small steps                  按照这些小的措施
32. take some simple steps                    采取一些简单措施
33. in order to save power                    为了节省电能
34. develop a green lifestyle                  养成环保的生活方式
35. make a big difference to the Earth          对地球产生很大变化和影响
典型例题
一、词汇运用
1.What will be______at tomorrow’s fashion show? （展览）
2._______used things is a good way to protect the environment. (再使用）
3.The_______on the earth are in need of our protection. (资源）
4.If you park in a wrong place,you will be_______.(）
5.Giving up smoking______the risk of cancer. (减少）
6.Some medicine can_______a feeling of excitement. （产生）
7.He did some _____about the recent weather. (调查）
8.This is a _______lake,so we can’t drink the water from it. (污染）
9.There is no water in the bottle.It is_____now.
10.They have the same shape,but there are still some_______between them.
1.
6.
二、动词填空
1. ________ the foreign people ________ (show) around the school yesterday?
2. The teacher will get angry if your homework ________ (not finish) on time.
3. The little girl kept ________ (ask) us many strange questions.
4. I ________ (try) to dig a hole in the garden when my mother called.
5. Your voice can be made ________ (sound) louder by microphone.