44. What is the best title for this short essay?
(A) How Bacteria in Our Bodies Protect Our Health
(B) Things that We Don’t Know about Our Bodies
(C) How Technology Changes Medical Research
(D) Stopping Using Antibiotics
(E) The Relationship between Bacteria and the Autoimmune Disorder

40. Some Vietnam veterans were disappointed with American public’s negative perception of the war, they suffered severe   mental problems when they returned to civilian life. (A)Some(B)with (C)perception(D)war(E)when

41. Which of the following titles best summarizes the content of the passage? (A) The Easiest Way in the World to Make a Fortune (B) How to Make a Lot of Money by Selling TV Commercial (C) Greg Cheney on Television (D) Using Diet Pills to Help People Get Rich Quick (E) Get-Rich-Quick Scams: Get Rich or Get Conned?

42. Why does Cheney sell the websites? (A) Cheney wants to help people get rich quick. (B) Cheney is kind enough to help people in need. (C) Cheney just wants to get rich quick. He is doing so well for himself! (D) People enjoy visiting the websites and buying the diet pills. (E) People can make more than $100 an hour.

43. The word rip-off (paragraph 3) means _____. (A) cheat, trick or scam (B) money (C) rule (D) the websites (E) the diet pills

45. According to the passage, what beneficial roles do microbes play? I. Some bacteria have genes that may help improve human health. II. Some bacteria may help the human body in fighting infections. III. Some bacteria may function to help fight against autoimmune disorder. (A) I only (B) III only (C) I and II only (D) II and III only (E) I, II, and III

46. Which of the following does the author NOT say? (A) Scientists now find out that there are friendly and unfriendly bacteria living inside all of us. (B) Scientists believe they can now decode the mysteries of the bacteria living inside our bodies. (C) Researchers, now gaining a better understanding of bacteria, are starting to sort out who is in charge-microbes or people. (D) The discovery of beneficial bacteria will help scientists end the war against bacteria. (E) A new field of bacteria studies has opened up in recent years.

47. The main idea of the first paragraph is _____. (A) boys and girls have different learning styles (B) teachers are unaware of the differences between how boys and girls learn (C) teachers work hard to give boys and girls equal treatment (D) teachers interact differently with boys than with girls (E) girls usually do better in primary schools, but in high schools their performance falls behind boys’

48. In the first paragraph, the word reprimand means _____. (A) reprove (B) ignore (C) praise (D) stimulate (E) probe

49. According to the passage, when boys do poorly in school, they are likely to claim that the reason is _____. (A) they got no help from the teacher (B) they just didn't make an effort (C) they were spoiled by their parents (D) they were unable to do the work (E) they were afraid to ask for directions

50. The main purpose of this passage is to _____. (A) describe how gender differences relate to teacher-student interaction and student performance (B) provide advice to teachers about how to guide boys and girls toward greater academic success (C) persuade teachers to pay more attention to girls (D) contrast the behavior patterns of boys and girls in school (E) convince teachers to be more lenient in punishing boys