Electric Backpack
1. Backpacks are convenient. They can hold your books, your lunch, and a change of clothes, leaving your hands free to do other things. Someday, if you dont mind carrying a heavy load, your backpacks might also power your MP3 player, keep your cell phone running, and maybe even light your way home.
3. The backpacks electricity-creating powers depend on springs used to hang a cloth pack from its metal frame. The frame sits against the wearers back, and the whole pack moves up and down as the person walks. A gear mechanism converts vertical movements of the pack to rotary motions of an electrical generator, producing up to 7.4 watts).
5. The backpack could be especially useful for soldiers, scientists, mountaineers, and emergency workers who typically carry heavy backpacks. For the rest of us, power-generating backpacks could make it possible to walk, play video games, watch TV, and listen to music, all at the same time. Electricity-generating packs arent on the market yet, but if you do get one eventually, just make sure to look both ways before crossing the street!
1. Backpacks are convenient because___________.
B) They can hold as many things as you want to carry.
D) You do not have to carry things with you.
A) It produces electricity for electronic devices while the wearer walks.
C) It is small and convenient.
3. The word springs in Paragraph 3 means ____________.
B) the season of the year, occurring between winter and summer.
D) a length of metal wound around, which returns to its original shape after being pushed.
A) To make the backpack more comfortable for the wearer.
C) To test the advantage of the backpack.
5. What is implied in if you do get one eventually, just make sure to look both ways before crossing the street!
B) Enjoying electronic devices while walking may invite traffic accidents.
D) It is wise of you to have such a backpack.
1. 首先解读标题:ElectricBackpack背包是大家日常生活中很熟悉的东西,但电子背包没听说过。带着一份好奇,通读一遍原文,大致了解,电子书包除了大家知道的普通功能之外,科学家还打算让它具有更多更新的功能。虽然现在市场上还买不到,但总有一天会走进我们的生活,为我们带来更多便利的。
1. Backpacks are convenient because___________.
B) They can hold as many things as you want to carry.你想带多少东西,背包就能装多少东西
D) You do not have to carry things with you. 你不用随身携带东西了。
文章一开头,就提到Backpacks are convenient.所以,我们一起把第一段读完:They can hold your books, your lunch, and a change of clothes, leaving your hands free to do other things. Someday, if you dont mind carrying a heavy load, your backpacks might also power your MP3 player, keep your cell phone running, and maybe even light your way home.
3.看第二题:
A) It produces electricity for electronic devices while the wearer walks.
B) It can be used as cell phones, GPS in the military actions or field studies.
C) It is small and convenient. 它又小又方便。
题目的意思:由Lawrence和他的同事所发明的背包最重要的特征是什么?这是一道细节题。一起读第二段:
通过对这一段的学习,我们知道了这种背包最重要的特性就是:当背上它的人一边走就会一边产生电能。所以答案为A。
3. The word springs in Paragraph 3 means ____________.
B) the season of the year, occurring between winter and summer.一年中的一个季节,介于冬季和夏季之间
D) a length of metal wound around, which returns to its original shape after being pushed. 来回绕的一段金属,在被挤压后能回复它的原形
The backpacks electricity-creating powers depend on springs used to hang a cloth pack from its metal frame.
雅思必备词汇学科术语
雅思词汇之11类重点关联词
雅思学科重点词汇盘点
论背单词的重要性与雅思词汇手册的选择
教你如何丰富雅思词汇
背诵SAT词汇的好方法
如何大量掌握雅思词汇
雅思词汇量怎样扩充
教你如何丰富雅思备考词汇
雅思考试回忆中出现了哪些难词
雅思写作教育类重点词汇归纳
雅思单词速记方法总结
雅思词汇:合理使用正式非正式用语
雅思词汇如何才能过目不忘
雅思词汇表达之各种“吃"
雅思词汇高效记忆法
雅思词汇记忆技巧分享
新生烤鸭如何选用雅思词汇手册?
备考雅思单词需要达到的三个境界
雅思词汇:”看“的几种表达方式
雅思听力关键词怎样做好定位
两大雅思词汇记忆秘诀
雅思词汇记忆法介绍
雅思听力常考交通类词汇整理
雅思阅读介词短语汇总
雅思6.5分需要掌握多少词汇
盘点雅思听力中出现的环保类词汇
雅思初级词汇如何有效记忆
短期突破雅思词汇的四点建议
雅思词汇之短信必备整理
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |