未知题型 Yet, after wrapping a flexible cuff around your arm and pumping it up, your doctor frowns and gives you the bad news:you are one of the roughly 60 million Americans who have high blood pressure. Because it can lurk in the body without your knowing it, high blood pressure has been called the silent killler. (47) (48) Depending on how high your pressure is, how you live and what changes you're willing to make in your lifestyle, treatment can be tailored specifically to you. (49) The first, or top, number is the systolic reading, the pressure of blood against artery walls when the heart beats—the period of highest tension. The second, or bottom, number is the diastolic—the minimum pressure, between beats, when the heart is filling with blood and artery walls are relaxed. If the diastolic goes over 105 and stays there through several readings, that's the beginning of the danger zone, moderate hypertension, and continued monitoring is essential. Once the diastolic rises above 115, the condition is severe. A diastolic between 90 and 104 falls into the gray area of 'mild' hypertension. (50)

问答题 翻译：The Industrial Revolution began with such machines；the millwrights were the engineers of the coming age.

未知题型 听力原文：A 'liberated woman' is simply a woman who controls her own life, rather than allowing it to be controlled by other people, traditions, or expectations. A 'liberated woman' can be found pursuing any line of work, including housework, or no work at all. She may or may not be married; she may or may not have borne children. She may be poor or wealthy, educated or illiterate. She makes her own choices, whether they be the colors on her walls or the advanced degrees she seeks. She acts of her own will, responsible to herself, and not out of fear of what her mother, lover, or neighbor might say.(57)