Question

10．Tips for Staying SharpIt's not abnormal to feel out of it from time to time or perhaps you're feeling a bit sluggish（遲鈍的）when it comes to remembering things．If you're worried about your forgetfulness，try out these five tips to stay sharp．
（36）AYou've probably heard the term"you are what you eat．"If you decide to eat sugary foods that are heavy with fats then expect to feel lazy and have no energy．But if you decide to eat fruits，vegetables and make other healthy eating decisions you'11 find that you're full of energy．
Never stop learning
Challenge yourself constantly-whether it is puzzles，reading，cooking or other tasks that will keep your mind working．If your mind is always learning new things and active，you'11 realize that it's much easier for you to learn new things and to function．（37）G    
Stay fit
Being in good health and staying in shape is a big part of staying sharp．（38）C If you choose to be lazy then your body is not going to give you the energy that requires remembering things and completing tasks．However，if you put forth the effort into being healthy then your body will expel（釋放）the energy you need to achieve your goals．
Ensure enough sleep
Be sure to get the necessary amount of sleep that your body needs to function on a daily basis．（39）FIt also helps your body build up an energy reserve so you can improve your ability to focus and avoid distractions．
Socialize more
（40）E Social interaction will help you develop multitasking，problem solving and other skills that are necessary in life to keep your mind sharp．

A．Feed your brain．
B．Avoid eating too much．
C．Your body will only give you what you put into it．
D．Lack of sleep contributes to tiredness and slow reaction．
E．Conversations require individuals to stay aware and active．
F．According to studies，sleep helps strengthen and recover your memories．
G．Remember your brain is a muscle and if you want to get the most out of it，you must use it．

Answer 1

分析 本文屬于說明文閱讀，作者通過這篇文章主要向我們描述了五個保持鋒利和清醒的技巧

解答 36．A．推理判斷題．根據(jù)后文But if you decide to eat fruits，vegetables and make other healthy eating decisions you'11 find that you're full of energy可知要喂養(yǎng)你的大腦；故選A．
37．G．推理判斷題．根據(jù)前文Challenge yourself constantly-whether it is puzzles，reading，cooking or other tasks that will keep your mind working可知記住你的大腦是一塊肌肉，如果你想充分利用它，你就必須使用它；故選G．
38．C．推理判斷題．根據(jù)后文If you choose to be lazy then your body is not going to give you the energy that requires remembering things and completing tasks可知你的身體會把你投入的東西還給你；故選C．
39．F．推理判斷題．根據(jù)后文It also helps your body build up an energy reserve so you can improve your ability to focus and avoid distractions可知根據(jù)研究，睡眠有助于鞏固和恢復記憶；故選F．
40．E．推理判斷題．根據(jù)后文Social interaction will help you develop multitasking，problem solving and other skills that are necessary in life to keep your mind sharp可知對話要求你保持清醒和活躍；故選E．

點評 七選五閱讀是完成性閱讀，和完形填空很類似，不同的是一個選詞，一個選句子．解題時，要注意上下文語境，充分考慮信息詞（選項中和空格前后句子中相同或相近的詞），選出最符合語境的句子．