56．From the passage we can learn that ____．

　　　 A．there is no doubt that a liar has shifty eyes

　　　 B．people sometimes blink because of shyness

　　　 C．eye contact lasting a few seconds can make us nervous

　　　 D．understanding body language is more helpful in business

55．The word "that" in paragraph 3 refers to ____．_K^S*5U.C#O

　　　 A．blinking　　 　　　 B．lying　　 　　　　　 C．staring　　 　　　　 D．pretending

54．According to the passage, body language is _____．

　　　 A．a language that is not spoken　　 　　　　 B．a clue to get the meaning

　　　 C．a reflection of people's behaviors　 　　　 D．a source of human communication

52．The underlined word "exhibition" in paragraph 3 means _____．

　　　 A．a holding back　　　 　　　　　　　　　　　　　 B．a public show　　　

　　　 C．falling leaf　　 　　　　　　　　　　　　　　　　 D．loop-the-loops

51．Which of the following is probably an "aerial acrobatic"?　　　　　　 _K^S*5U.C#O

　　　 A．Flying upside down．　　　　　　 　 B．Speaking to audiences．

　　　 C．Getting a pilot's licence．　　　 　　　　 D．Impressing audiences．

50．Bessie Coleman went to France to ____．

　　　 A．work in a barbershop　　　　 　　　　　 B．study the language

　　　 C．look for a flying school　　　 　　　　　　 D．take flying lessons

48．_______

　　　 According to a report, being away from school for a long time can mean you start to forget what you've learnt during the school year．Researchers say the school year should be divided into five eight-week terms, with only four weeks off for summer,-instead of six weeks．They think that way, you would be more likely to remember things you learnt in subjects like maths and science．

47．_______

　　　 American actor Ashton Kutcher is no longer the most popular person on Twitter．With almost five million followers ?about 20,000 more than Ashton, Britney Spears is the most popular person on Twitter now．In reply to the news, Britney tweeted, "WOW!!!!! # 1 on Twitter! Thank you!" and treated fans by answering questions they tweeted to her．