Task 4 Directions:The following is a list of items related to museum visiting. After reading it, you are required to find the items equivalent to ( 与,等同 ) those given in Chinese in the table below. Then you should put the corresponding letters in the brackets on the Answer Sheet, numbered 51 through 55. A—plastic surgery B—medical student C—registered nurse D—emergency department E—intensive care unit(ICU) F—operating room G—physical examination H—red blood cells I—blood pressure J—while blood cells K—outpatient treatment L—yellow fever M—skin test N—over-the-counter drug O—occupational disease P—food poisoning Q—brain death Examples:(C)注册护士 (L)黄热病 51.( ) 脑死亡 ( ) 急诊室 52.( ) 食物中毒 ( ) 皮试 53.( ) 手术室 ( ) 职业病 54.( ) 重症监护室 ( ) 体检 55.( ) 门诊治疗 ( ) 血压