Ourbrainisprobablythemostimportantorganinourbody.It’san...

問題詳情：

Our brain is probably the most important organ in our body. It’s an   56   (incredible) complex thing that helps us think, speak, feel and move. Therefore, we need to look after it just like the rest of our body, we need to keep it   57   (exercise) to keep it healthy.

Our brain   58   (make) up of 86 billion nerve cells, but as we get older some of these slowly die off. In extreme cases, nerve cells in different areas of the brain become damaged and eventually die,   59   (cause) a condition called dementia（痴呆）where a person is unable to perform certain mental functions .

  60   is a good idea to train our brain by learning ways to increase our memory or   61   (intelligent). I like to train my brain by doing a crossword or a Sudoku puzzle. There’s also evidence   62   learning a second language can improve your brainpower.

But if you’re not bilingual, there are other ways to train your brain.   63   you’re right-handed , doing tasks like brushing your teeth with your left hand will improve your brain or you can do something you find very   64   (challenge) , such as memorizing a list of words .

The main aim of trying these skills is to stimulate the brain and protect the brain   65   declining memory or thinking.

【回答】

56. incredibly    57. exercised       58. is made      59. causing        60. It

61. intelligence   62. that            63. If          64. challenging  

65. from/against

知識點：語法填空

題型：未分類