问题
完形填空
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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答案
小题1:D
小题2:B
小题3:B
小题4:B
小题5:C
小题6:A
小题7:A
小题8:D
小题9:A
小题10:B
题目分析：这篇短文主要讲述了青少年现在压力大。对于他们来说，健康的饮食和日常的锻炼是保持健康的唯一方法。重点叙述了饮食合理，合理锻炼对健康的影响。
小题1:考查动名词及语境的理解。健康的饮食和日常的锻炼是保持健康的唯一方法。healthy eating,健康的饮食。故选D。
小题2:考查代词及语境的理解。it 代替动词不定式做形式主语，it is adj. to do sth.。句意：给身体所需要的能量是重要的。故选B。
小题3:考查名词及语境的理解。你的卡路里的百分之五十来自米饭，面包，蔬菜，水果。A锻炼B面包C空气D时间。根据句意及句子结构，故选B。
小题4:考查动词及语境的理解。根据句意你也应该喝大量的水，一天六杯。A吃B喝C尝D感觉。故选B。
小题5:考查量词及语境的理解。句意：足够的水将会改善你的皮肤。A一些B几乎没有C足够的D任何一个，一些。故选C。
小题6:考查形容词及语境的理解。句意; 足够的水将会改善你的皮肤,给你健康的发质。A健康的 B坏的C干燥的D丑陋的。故选A。
小题7:考查名语及语境的理解。根据前文可知本文在讲青少年健康问题。句意：科学家建议青少年每天至少锻炼30分钟。A青少年B工人C医生D成年人。
小题8:考查不定代词及语境的理解。当你锻炼时你的身体会产生东西。A没有东西B 任何事C一切D某物。故选D。
小题9:考查形容词及语境的理解。句意：它会使你放松并精力充沛，根据后文energetic.可知选A.放松的。
小题10:考查形容词及语境的理解。它甚至会帮助你晚上睡得好。A玩B睡觉C驾驶D工作。故选B。