【正文】
t will be used to power cars in the next few decades? (D)27. What will future news reports focus in when talking about transportation? (A)28. What will passengers be asked to do when they travel to the moon? (B)Passage Two (29) County fairs are tradition in New England towns. They offer great entertainment. One popular event is the pieeating contest. If you want to take part in the contest, it is a good idea to remember these guidelines: first, (30) make sure your stomach is nearly empty of food. Eating a whole pie can be hard if you have just finished a meal. Next , it is helpful to like the pie you are going to eat. The cream types are a good choice. They slide down the throat more easily. Placing your hands in the right position adds to the chances of winning. There is a temptation to reach out and help the eating process. This will result in being disqualified. (31) Don’ t just sit on your hands, if your hands are tied behind your back., you will not be tempted to make use of them.Now you are ready to show your talent at eating pies. The object of course, is to get to the bottom of the pie plate before the other people. (32) It is usually better to start at the outside and work toward the middle. This method gives you a goal to focus on. Try not to notice what the other people near you are doing. Let the cheers from the crowd spur you on. But don’t look up. All you should think about is eating that pie.Questions 29 to 32 are based on the passage you have just heard.29. Where is a pieeating contest usually held? (C)30. What should a person do before entering into a pieeating contest? (A)31. Where is the person advised to put his hands during the contest? (B)32. What suggestion is offered for eating up the pie quickly? (B)Passage ThreeThe period of engagement is the time between the marriage proposal and the wedding ceremony. Two people agree to marry when they decided to spend their lives together. The man usually gives the woman a diamond engagement ring. That tradition id said to have started when an Austrian man gave a diamond ring to the woman he wanted to marry. (33) The diamond represented beauty. He placed it on the third finger of her left hand. (34) He chose that finger because it was thought that a blood vessel in that finger went directly to the heart. Today that this is not true, yet the tradition continues.Americans generally are engaged for a period of about on