问题
单项选择题
在严重通货膨胀下，利率与汇率呈（）相关的关系。
A.正
B.负
C.不
D.无法确定
答案
参考答案：B
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在严重通货膨胀下，利率与汇率呈（）相关的关系。
A.正
B.负
C.不
D.无法确定
参考答案：B
Teenagers are always stressed out now. They are often too busy to think about their diets and exercise. The truth is that healthy___, along with regular exercise is the only way to keep fit. During your teenager years, _____ is important to give your body the energy that needs. 50% of your calories(卡路里)should come from rice,______, vegetables and fruit. You also need to ___ a lot of water, six to eight glasses a day, _____ water will improve your skin and give you ______ hair. Exercise can help to make you look good, feel good and be healthy. Scientists suggest that ____ should spend at least 30 minutes exercising every day. When you exercise, your body produces ____. It makes you __ and energetic. It can even help you _____ better at night and let you pay more attention when you study in the day.
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