题型：选词填空（单句） 题类：常考题 难易度：普通
牛津上海（本地版）五四制初中英语九年级上册Unit 1单元测试卷（含小段音频）
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A. although B. if C. balance D. angry E. energy |
It's different between western countries and eastern countries about how to keep healthy. Traditional Chinese doctors believe we need a of cool yin and hot yang to be healthy. In China, herbs (草药)are the main medicine but in western countries they use pills.
In China you are quiet and always tired, Chinese doctors might think you have too much yin. You should eat more hot yang food. It can give you some . But in western countries, doctors will check your body. They might give you some pills to cure(治愈)your disease. People who are easily nervous and might have too much yang in their bodies. Chinese doctors believe they should eat more yin food.
| member；nervous，perhaps，old，explain |
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sleep who sitting similar active off raise how less kinds |
In today's world, sleep experts often say that for a better night's rest, Americans should turn {#blank#}1{#/blank#}their smart phones or iPads before sleeping. Such electronic products make the brain more {#blank#}2{#/blank#}, and then influence their sleep. But according to a latest survey, more than 90% of Americans often use a computer or some other {#blank#}3{#/blank#}of electronic products in the hour before bed.
Researchers find that man - made light from some electronic products at night may reduce the brain chemicals that help {#blank#}4{#/blank#}. In the study, the researchers let volunteers read, play games and watch movies on a screen for different time while measuring {#blank#}5{#/blank#} much light their eyes received. They found that two hours of {#blank#}6{#/blank#} before a bright screen at night reduced the sleep chemical levels by about 22%.
Then the researchers studied the college students {#blank#}7{#/blank#} often used computers at night. They got the {#blank#}8{#/blank#} results. And researchers say that may not only cause sleeplessness, but also {#blank#}9{#/blank#} the risk of obesity (肥胖症), diabetes (糖尿病) and other diseases.
To be on the safe side, the researchers suggest that we should use computers {#blank#}10{#/blank#} than before, or turn down our screens as much as possible before sleeping.
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