根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项

问题：

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

     1_____ Many things can become distractions (分散注意力). Your ability to focus your mind, emotions,

and physical movements will directly influence your success. Staying focused on the task at hand can be

easier said than done. Here are some powerful techniques that can help you improve your ability to focus.

     For physical control, it helps to have a constant exercise schedule. 2_____ Exercising helps you gain

better command of your body, and even goes beyond the body, giving you more flexibility not just physically

but also emotionally and mentally. When you feel more comfortable in your body, you increase your self-

confidence, which helps you feel more relaxed.

     For mental control, meditation (沉思; 冥想) does the task. 3_____ It's easy to get distracted by things in

your background, but in order to perform well you have to maintain a high degree of focus. When you relax

your thoughts it trains your mind to deal effectively with outside distractions so you can stay centered on

what matters most at the moment. 

     4_____ It prevents you from overreaction and also from overacting. When your emotions settle down,

you gain greater awareness of the environment you're in, and feel calm and in control.

     5_____ The good thing is that self-control can be developed. Start exercising frequently, get yourself into

meditation, and start to feel positive changes in your career and your life in general.

A. In short, focus requires self-control.

B. There are many benefits of exercising.

C. Generally speaking, you need to practise a lot.

D. There are still some disadvantages of exercises.

E. Your emotions are well served by meditation as well.

F. Focus is an important part of success and achievement in general.

G. It helps block out all the noise and activities that are going on around you.