科目: 来源: 题型:阅读理解
The reason why blue LED lights won the 2014 Nobel Prize in physics is that they are to (81)resultin big changes in lighting. | |
Save and green | (82)Comparedwith other forms of lighting,LEDs are much more efficient because of the different ways they pass electric current. What's more,LED bulbs can be (83)used30 times longer than traditional bulbs. |
Lighting the world | (84)Apart/Asidefrom household applications of LED bulbs,they can also be used as street lights and car headlights. |
Because of their high efficiency,LEDs,especially solar-powered ones,(85)promiseto light areas without access to electricity. | |
Digital displays | Many smart phones,laptops and televisions use LEDs to back-light their LCD (86)screens. |
By using blue LED lasers,blu-ray players are likely to store (87)moredata. | |
People are now exploring more (88)potentialuses of LEDs such as transmitting data. | |
(89)Conclusion | LED lighting will have a positive (90)impact/influence/effecton environmental protection. |
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科目: 来源: 题型:阅读理解
Title | What to avoid during your job search |
Brief introduction | Satisfying jobs are fewer than (71)expected. When you're hunting for a job,there are some related things that you should take into (72)consideration. |
Important (73)rules | Remembering your expectations. Don't compromise on your requirements or it will have a(n) bad (74)effect/influenceon your life. Although your requirements are (75)hard/difficultto meet,you should try hard. |
Taking the chance. Take some odd jobs and this might help you (76)achieve/reachyour goal finally. When something unexpected happens,taking the chance is a very (77)importantthing that you should consider seriously. | |
Marketing yourself. Positively look at all that you have and (78)encourageyourself. Show your skills and abilities. If the job that you want is a(n) (79)challenge,set your goals and work hard. | |
(80)Conclusion | Don't short-change yourself because low goals may harm you. |
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科目: 来源: 题型:书面表达
网上购物 | |
网购的优点 | l 提供方便的服务; l 购买的商品价格低廉; l 节省时间. |
网购的弊端 | l 商品质量无保证; l 退还商品不方便; l 长时间上网对身体有害. |
你的观点(至少两点) | 1….; 2…. |
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科目: 来源: 题型:短文改错
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