| After Man has dreamed about flying for
a long time. Michael Moshier is a dreamer. He invented the Solo Trek. The Solo Trek had a 120 horsepower engine with twin fans. Only one person flies. As you fly above the roofs, you lean a little forward. You can see everything under you. You are flying like Superman. Michael Moshier looked at the jet belt and the rocket belt that was developed 20-30 years ago. Nothing ever came from them. People still can’t fly. Inventors have tried to make it easy for people to fly. Paul Moller has been working on his flying car for 30 years. He now says it is ready for tests. It would take off and land vertically, go 600 miles an hour, and deliver 20 miles to the gallon. A computer would do the actual flying. He says it could be sold next year for about a million dollars. NASA is working wi A. a solar powered engine B. engine-powered twin fans C. large flapping wings D. rotating blades [单项选择]
Passage Five Everything has a name. All people, places, and things have names. For example, Jenny is the name of a student from England. England is the name of her country. Cities and towns have names, too. Schools and office buildings also have names. All things have names. For example, tomato, potato and bean are names of vegetables. Apple, orange and banana are names of fruits. Names are important. We use names every day. When we meet a new person, we usually ask, "What’ s your name" It is important to learn a person’ s name. Most people have two names. Some people have more names. Names are different all over the world. In Jenny’ s class, Jenny must learn the names of students from all over the world. This is very difficult because the names are very different. In the United States, most people have a first name, a middle name, and a last name. Parents choose the first and middle names for their baby. There are names for boys and names for g [填空题]What word of five letters has six left after you take two away
[单项选择]A client in her 7th month of pregnancy has been complaining of back pain and wants to know what can be done to relieve it. Which of the following responses by the nurse is most effective
A. "You need to lie down more during the day to get off your feet. " B. "Avoid lifting heavy loads, and try using the pelvic tilt exercise. " C. "Have others pick things up for you so you don’t have to bend over so much. " D. "Your back pain will go away after the baby is born. " [单项选择]
We have five times travelling every month: four during weekends and one on Wednesday morning. [单项选择]A virtual memory system has five virtual pages numbered zero through four and three page frames. All the page frames are initially empty. How many page faults are generated with the following access sequence using a FIFO replacement policy ( ) 0 1 2 3 0 1 4 0 1 2 3 4
A. 8 B. 9 C. 10 D. 11 [单项选择]Passage Five
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