题目内容：

阅读下面材料，在空格处填入适当的内容（1个单词）或使用括号中单词的正确形式。

Many Chinese believe 1. (eat) pig brains will increase their intelligence and some Americans regularly eat 2. (cook) eggs to keep their minds sharp.  3. , doctors don’t recommend eating  4. raw eggs or animal brains. Then, what food is good for your brain? Scientists have found a relationship  5. diet and a healthy brain. Generally speaking, fish is 6. brain food. Besides fish, you should introduce lots of dark green leafy vegetables and colorful fruits into your diet, 7. most people lack the special vitamins  8. these brain food provide. If you eat brain foods 9. (regular), they can increase brain power — help you pay attention, keep you motivated, improve your memory and 10. (less) stress from studies. Then you can do much better in your test.