题目

The how to book can be of help to      wants to do the job. A. who                     B. whomever C. no matter who           D. whoever 答案：D Many great inventions(发明)have changed our lives．The first great one is still very important today-the wheel(轮子)．This invention made it easier to carry heavy things and travel long distances． 　　In the early 1800s，the world started to change．There was little unknown island left in the world．People didn't have to explore much any more．They began to work instead to make life better． 　　In the second half of the 19th century，many great inventions were made．Among them were the camera，the electric light and the radio．These all become important parts of our life today． 　　The first part of the 20th century also saw more great inventions．For instance，the helicopter(直升飞机)in 1909，sound movies in 1926，the computer in 1928 and let planes in 1930． 　　The middle part of the 20th century brought new inventions to help people get over diseases(疾病)．They worked very well．They made people healthier and live longer． 　　By this time，most people had had a very good life，but man now want to explore more．They begin to look for ways to go into space．In 1969，man took his biggest step away from earth．Americans first walked on the moon．This was just a beginning．New inventions will some day allow us to do things we have never dreamt of．(1) ______ inventions was as important as the wheel before the 19th century． 　　A．Quite a number of　　B．Some　　C．Few D．Many other [　　] (2) Man didn't want to explore a lot ______． 　　A．at the beginning of the 1800's　　B．in the 1960's 　　C．until the 20th century D．in the last two centuries [　　] (3) When did the computer come out? 　　A．In the middle part of 20th century． 　　B．In 1926． 　　C．In 19th century． 　　D．In 1928． [　　] (4) People can live longer lives because of ______. 　　A．doctors　　B．new inventions　　C．medicines D．new hospitals [　　] (5) This passage talks mainly about ______. 　　A．how inventions affect(影响)people's lives 　　B．when the electric light was invented 　　C．why America made the first step into space 　　D．why cars were very important [　　]