1、8B Unit 1 More Practice 习题含答案习题含答案 （ ）1. We _ help homeless children. A. neednt to B. dont need C. need to D. needed （ ）2. They are unhappy, _ ? A. are they B. arent they C. do they D.dont they （ ）3. Playing with my daughter every day can bring her _ . A. joy B. happy C. sad D. trouble （ ）4. When so
2、mething is serious, it is _ . A. safe B. bad C. good D. dangerously （ ）5. Every weekend, I go to hospital to _ my grandma. A. look at B. look for C. look after D. look over Ten years later,Thomas Edison decided to improve on Swans light bulb.He did a lot of experiments to find a better bulb wire.(C)
3、Finally, he found the right one.It could glow for about 1200 hours, and (D) at the same time, light bulbs began to be widely used all over the world. Even street lamp began to use light bulbs instead of oil. Since then,the light bulb has helped humans see things clearly anytime.(G)It is one of the g
4、reatest inventions in history. Alexander Graham Bell（E)在 1876 年发明了第一批实用的电话之一，Since then, people have been able to speak to each other over long distances.Today millions of people across the world own mobile phones. （F)They allow people to keep in touch with each other anytime,anywhere. 1.在文中（A)和（B)的
5、空白处分别填入适当的单词：_, _. 2.将文中划线部分（F）改写为：People_ _to keep in touch with each other anytime, anywhere. 3.写出文中划线部分（C)和（D)的同义词语或近义词：_, _. 4.文中划线部分（G)指代的是：_. 5.将文中划线部分（E）译成英语：_. 选择题：C B A B C 综合阅读： 1.realenough 2.are allowed 3.At last/In the end; meanwhile 4.The light bulb 5. invented one of the first practical telephones in 1876
