牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 6 Electricity练习题ppt课件

这是一份牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 6 Electricity练习题ppt课件，共29页。PPT课件主要包含了through，way，touch，lights，washing，clothes，fast，Half等内容，欢迎下载使用。

electricity
Air cnditiners
一、完形填空。In 1879, Thmas Edisn f the US ____1 the light bulb. Edisn’s bulb has turned ____ 2 int day ever since.1. A. fund B. tk C. bught D. invented2. A. mrning B. nn C. afternn D. night
【点拨】invent意为“发明”。这里指发明了灯泡。
But tday, many peple want t turn the light ____ 3.3. A. n B. ff C. up D. dwn
The Eurpean Unin(欧盟)decided that by 2009, peple shuld ____ 4 using the Edisn-style light bulb. Instead, they shuld use cmpact flurescent lamps(CFLs, 节能灯).4. A. start B. stp C. like D. dislike
【点拨】stp ding sth. 意为“停止做某事”。
“CFLs ____ 5 energy and last lnger. They can save mney in the lng run, ”said a British fficial.5. A. save B. waste C. prduce D. test
CFLs use 67% f the ____ 6 electricity than the lder bulbs. They last up t 10 times lnger.6. A. much B. mre C. little D. less
【点拨】由than可知用比较级。
Experts say that if everyne used CFLs, electricity use wuld be cut by 18%. There wuld als be less greenhuse gas(温室气体) given ff. But it’s ____ 7 t make peple change their lighting habits.7. A. easy B. difficult C. gd D. bad
Because the CFLs are mre ____ 8. They cst mre mney than the lder bulbs.8. A. cheap B. bright C. expensive D. dark
Many peple dn’t like the CFL. They find it t bright. Yu cannt change the ____ 9 f a CFL, either.9. A. price B. size C. light D. time
CFLs have been arund fr several years, but many peple ____ 10 buy the lder lights.10. A. even B. still C. can D. never
二、阅读理解。11. The writer prvides _____ways t help kids build the habit f turning ff the lights.A. tw B. three C. fur D. five
请同学们看《点拨训练》第70页原文。
【点拨】根据原文中句子★ Let yur kids turn ff the lights by themselves.、★ Charge yur kid.、★ Make it a cmpetitin(比赛).可知答案。
12. What des the underlined wrd “Charge” mean?A. Take care f. B. Make fun f. C. Ask ... fr mney. D. Give mney t.
【点拨】原句为：Charge yur kid. 结合后文句子Kids lve t have pcket mney. They will feel bad if they have t give sme mney back. If yur kid frgets t turn ff a light, yu can charge him r her $1 every time.可知答案。
13. What’s the best title fr the passage?A. Hw t ask kids t turn ff the lights B. The imprtance f saving electricityC. Use water prperly D. Teach kids t win a cmpetitin
【点拨】根据原文第一段中句子If yu dn’t prperly (恰当地) help yur kids frm the habit f turning ff the lights, they’ll ften frget t d it and waste a lt f electricity. Hw can yu help them? Here are sme tips.可知答案。
14. Wh is the passage fr?A. Wrkers. B. Students. C. Teachers. D. Parents.
【点拨】根据原文第一段中句子If yu dn’t prperly (恰当地) help yur kids frm the habit f turning ff the lights, they’ll ften frget t d it and waste a lt f electricity. 可知答案。
三、综合填空。Yu cannt see r _________15 electricity, but it is all arund yu. The _________ 16 in ur rms need electricity. Our _________ 17 machines use electricity t clean ur _________ 18, and ur air cnditiners use electricity t make ur rms ___________ 19.
wash, light, t, clthes, way, cmfrtable, thrugh, fast, tuch, electricity
Phnes and cmputers cnnect ur hmes and ffices _________ 20 the utside wrld. These need _________ 21 t wrk. They send infrmatin _________ 22 wires t ther phnes and cmputers, and this als uses electricity.
In this _________ 23, it is difficult fr us t live withut electricity. Electricity helps us live simple, _________ 24 and interesting lives.
四、根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。 If an electrical accident(事故) happens, d yu knw what t d? It’s imprtant t knw the rules f electricity safety. _____25
If yu see smene getting a shck(触电), dn’t tuch the persn. If yu d, yu may get a shck t. _____ 26
A persn may lk OK after getting a shck, but it’s still imprtant t g t the hspital t have a check. _____ 27 We may nt see it frm the utside. _____ 28 Yu shuld als keep ther peple away. Then call the electrical wrkers t fix them.
When an electrical fire happens, remember nt t use water t put it ut. _____ 29
五、任务型阅读。30. Hw much electricity can we save by using this kind f electric lights? ___________ the amunt.
请同学们看《点拨训练》第71页原文。
【点拨】根据原文中句子These special lights use nly half the amunt f electricity cmpared with ther lights.可知答案。
31. Hw many times mre electricity des an air cnditiner use than a fan? ___________ times.
【点拨】根据原文中句子Did yu knw that an air cnditiner uses 20 times mre electricity than a fan?可知答案。
32. Which are mre enjyable, air cnditiners r fans? ________________ are mre enjyable.
【点拨】根据原文中句子Air cnditiners make ur lives mre enjyable, but they are mre expensive t use than fans.可知答案。
33. If we want t use less electricity, which ne shuld we have, a ht bath r a ht shwer?We shuld have ______________ .
【点拨】根据原文中句子Yu shuld have a ht shwer instead because it uses less electricity.可知答案。