Question: Mr. Smith drives his car to meet his friends at the station. When he finds there is still quite some time to go before the train arrives, he wants to take a short sleep. He is going to sleep when a young lady comes and asks him the time. Mr. Smith opens his eyes and answers, "Half past eight." With a "Thank you" the woman leaves. In a short time, this happens three more times, so Mr. Smith writes "I don't know the time!" on a piece of paper and puts it on the window of his car. But only a few minutes later, an old man comes and wakes him up. "Hi, young man. I can tell you the time. It's nine o' clock." The old man wakes Mr. Smith up because   _  . A) the old man wants to know the time B) Mr. Smith doesn't know the time C) the old man wants to tell him the time D) Mr. Smith's friend arrives
Answer: C

Question: American schools begin in September after a long summer holiday. There're two terms in a school year. The first term is from September to January, and the second term is from February to June. Most American children begin to go to school when they're five years old. Most students are seventeen or eighteen years old when they finish high school. High school students take only five or six subjects each term. They usually go to the same classes every day, and they have homework for every class. After class, they do a lot of interesting things. After high school, many students go to college . They usually have to pay a lot of money. So, many college students work after class to get money for their studies. Most American children go to school at the age of   _  . A) five B) seven C) eighteen D) seventeen
Answer: A

Question: Edison often said, "1 will discover what the world needs, then I will try to invent it."  It is true that he did more than any other man of his time in inventing things. He made more than one thousand inventions in his life and all these have changed our way of living. Edison was one of the greatest inventors in the world. When Edison died in 1931, someone said people should turn off all the lights in their homes, streets and factories for several minutes in honor of this great man. Of course it was impossible to do so. And this shows what Edison's inventions mean to people's life. Edison   _  in inventing new things. A) took all his time B) paid all his money C) spent his most time D) spent his most money
Answer: